I Know Dino: The Big Dinosaur Podcast

Five new sauropods from all across the world and the sauropod family tree. Plus new embryos and hatchlings, sauropod speed estimates, and much much more.For links to every news story, all of the details we shared about Cetiosauriscus, and our fun fact check out https://iknowdino.com/Cetiosauriscus-Episode-559/Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more.Dinosaur of the day Cetiosauriscus, a sauropod that isn't Cetiosaurus, but was also from Middle Jurassic of England.In dinosaur news this week:Sauropod experts wrote an introduction to DiplodocoideaThere’s a new titanosaur sauropod, Utetitan zellaguymondeweyaeA new Alamosaurus fossil was foundThere’s a new dicraeosaurid sauropod, Athenar bermaniThere’s a new titanosaur sauropod, Yeneen houssayiThere’s a new eusauropod sauropod, Jinchuanloong nieduThere’s a new species of the sauropod Mamenchisaurus, Mamenchisaurus sanjiangensisSome sauropods chose to lay eggs surrounded by fast moving waters, possibly to protect them from predatorsNew Massospondylus embryos and hatchling show how they started on all fours before growing up and walking on two legsLarge sauropods may have had max speeds of 6 mph (10 km/h)A nearly complete Plateosaurus tail shows this sauropodomorph could do damage with its tail This episode is sponsored by Squarespace, go to https://www.squarespace.com/IKD to save 10% off your first purchase of a website or domain using code IKDThis episode is brought to you by the Colorado Northwestern Community College. Join them for two weeks digging up dinosaur bones in the field, preparing fossils in their lab, or in their new field geology program. For details go to CNCC.edu/paleo26See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

New track sites, swim tracks, and mating dance arenas around the world tell us about the behavior of theropods, ceratopsians, and sauropods. Plus David Spira joins from Room Escape Artist to share his favorite dinosaur themed escape rooms.For links to every news story, all of the details we shared about Segnosaurus, links from David Spira, and our fun fact check out https://iknowdino.com/Segnosaurus-Episode-558/Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more.Dinosaur of the day Segnosaurus, a therizinosaur with interesting teeth.Interview with David Spira, co-creator of RoomEscapeArtist.com, which publishes well-researched, rational, and reasonably humorous escape room reviews, design tips, player tips, and industry commentaryIn dinosaur news this week:The Science Museum of Minnesota closed for a day in response to the local ICE presence. If you want to support Minnesotans go to www.standwithminnesota.com/In Bolivia, there are almost 18,000 theropod dinosaur tracks that show evidence of running, sauntering, and swimmingAn earlier study of the Carreras Pampa site also found that the theropods feet sunk in the mudOne set of footprints shows the fastest running theropod trackway in the CretaceousScientists re-examined the longest known theropod trackway in ChinaDinosaur Ridge, Colorado, has the largest known dinosaur mating dance arenaTracks from 76 million years ago may show that ceratopsians and ankylosaurs hung out togetherPaleontologists found a set of sauropod tracks that show it made a loopScientists found multiple trackways in Oxfordshire, England, from mostly sauropods walking at a steady paceTheropod footprints were found in a crisscross pattern in Texas, U.S.Thousands of prosauropod footprints from the Triassic were found in a national park in Italy This episode is brought to you by the Colorado Northwestern Community College. Join them for two weeks digging up dinosaur bones in the field, preparing fossils in their lab, or in their new field geology program. For details go to CNCC.edu/paleo26And by Squarespace, go to https://www.squarespace.com/IKD to save 10% off your first purchase of a website or domain using code IKDSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Robert (Bob) Nicholls has been painting, sculpting, and painting some of our favorite paleoart for decades. He joins us to share how he does it. Plus, a fossil found hundreds of feet below a natural history museum; The world's oldest cerapodan dinosaur; And new theropod and iguanodontian fossilsFor links to every news story, all of the details we shared about Emausaurus, links from Bob Nicholls, and our fun fact check out https://iknowdino.com/Emausaurus-Episode-557/Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more.Dinosaur of the day Emausaurus, a very early armored dinosaur to rival Scutellosaurus and Scelidosaurus.Interview with Bob Nicholls, world-renowned paleoartist, painter, sculptor, and illustrator. His work has been published in more than 40 books (including the Secret Lives of Dinosaurs) and exhibited in nearly 50 museums, universities, and attractions around the world. He’s also appeared on a number of shows and he designed coins for the Royal Mint. Follow him @BobNichollsartIn dinosaur news this week:Paleontologists found the world’s oldest cerapodan dinosaur in MoroccoScientists found a dinosaur bone underneath the parking lot of the Denver Museum of Nature and ScienceNew theropods have been found at the St. George Dinosaur Discovery Site in Utah, U.S.There’s a new large iguanodontian dinosaur that lived in the Late Jurassic in what is now Portugal This episode is sponsored by Squarespace, go to https://www.squarespace.com/IKD to save 10% off your first purchase of a website or domain using code IKDSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Two new dinosaurs from the middle of the Triassic: the theropod Anteavis and the sauropodomorph Huayracursor. Plus our reviews of several TV shows, movies, and books including Walking with Dinosaurs.For links to every news story, all of the details we shared about Ornithopsis, and our fun fact check out https://iknowdino.com/Ornithopsis-Episode-556/Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more.Dinosaur of the day Ornithopsis, a titanosaur found way back in the 1830s which was named for its bone's similarity to the lightweight structure of a bird's skeleton.In dinosaur news this week:We not yet have found the earliest dinosaur fossils, but they may be in the Amazon and areas by the equator in South America and AfricaDinosaurs may have originated in South America, and then moved simultaneously to the east and northThere’s a new very early theropod dinosaur, Anteavis crurilongusA nearly complete skeleton from a Triassic sauropodomorph, Huayracursor jaguensis This episode is sponsored by Squarespace, go to https://www.squarespace.com/IKD to save 10% off your first purchase of a website or domain using code IKDSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Spicomellus, Nanotyrannus, and tons of other fantastic new discoveries!For links to every news story, all of the details we shared about Garudimimus, and our fun fact check out https://iknowdino.com/Garudimimus-Episode-555/Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more.Dinosaur of the day Garudimimus, an ornithomimosaur that wasn't that fast.In dinosaur news this week:Smallest find to make a big impact: Ahvaytum (ep 531)HM: Archaeocursor (ep 533)HM: Itaguyra (ep 545)HM: Maleriraptor (ep 550)HM: Taleta (ep 553)Most surprising new dinosaur: Nanotyrannus lethaeus (ep 554)Best new therizinosaur: Duonychus (ep 535)Best new pachycephalosaur: Zavacephale (ep 553)HM: Brontotholus (ep 553)Best new ornithomimid: Mexidracon (ep 551)Best new basal neornithischian: Pulaosaurus (DD 7)Best new ankylosaurid genus: Huaxiazhoulong (ep 530)Best new dromaeosaur: Shri rapax (DD8)Best new compsognathid*: Huadanosaurus (ep 541)Best new iguanodontian: Istiorachis (ep 548)Best new megaraptor: Joaquinraptor (ep 552)Best new basal sauropodomorph: Xingxiulong yueorum (ep 549)HM: Lishulong (ep 539)Best new enantiornithine: Navaornis (ep 533)New genus hiding for the longest in plain sight: Newtonsaurus (DD8)HM: Tameryraptor (ep 534)Best new basal allosauroid: Yuanmouraptor (ep 536)Best new oviraptorosaur: Yuanyanglong (ep 532) This episode is brought to you by Rula. Rula patients typically pay $15 per session when using insurance. Connect with quality therapists and mentalhealth experts who specialize in you at https://www.rula.com/ikd/ #rulapodSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Two separate groups of researchers have independently confirmed that Nanotyrannus is its own genus and not just a juvenile T. rex. Plus a new Nanotyrannus species and another new tyrannosauroid and tyrannosaur injuries.For links to every news story, all of the details we shared about Calamosaurus, and our fun fact check out https://iknowdino.com/Calamosaurus-Episode-554/Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more.Dinosaur of the day Calamosaurus, a small theropod that’s been mixed up with lots of other theropods.In dinosaur news this week:A new complete Nanotyrannus skeleton confirms that it deserves its own genus and is not just a juvenile Tyrannosaurus rexA close analysis of the small throat (hyoid) bone from the Nanotyrannus holotype confirms it was nearly full-sizedReview of the taxonomic history of NanotyrannusThere’s a new Late Cretaceous tyrannosauroid, Khankhuuluu mongoliensis, related to the fluffy YutyrannusScotty the T. rex appears to have blood vessel structures in a rib showing how it healed. (in the fun fact)Companies are claiming to make luxury fashion items out of T. rex leather but that’s not currently possible. (in the fun fact) Happy 12 days of Patreon! For a very limited time you can get 20% off an annual membership by paying annually with promo code "12DAYS". Go to Patreon.com/iknowdino to sign up and help us keep creating I Know Dino for another year!See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Zofia Kielan-Jaworowska was a Polish scientist and the first woman to lead a dinosaur excavation expedition. On her explorations of the Gobi Desert, she discovered many famous animals, including Deinocheirus—a dinosaur that, for decades, was known only by its enormous, terrifying arms & claws. But when we finally found the rest of its body, it turned out to look more like Jar Jar Binks. This is the story of Zofia, and the dinosaur that surprised us all - as told originally aired on the History Dispatches podcast with Matt and McKinley Breen.History Dispatches Podcast: https://historydispatches.com/The Explorers Podcast: https://explorerspodcast.com/History Dispatches & Explorers Podcast are part of the Airwave Media Network: www.airwavemedia.comI Know Dino Website: https://iknowdino.comI Know Dino Book: https://books.disney.com/book/i-know-dino/Sources:https://archive.org/details/inpursuitofearly0000kiel/page/n5/mode/2uphttps://archive.org/details/huntingfordinosa00kielhttps://iknowdino.com/deinocheirus-episode-527/https://www.nature.com/articles/520158ahttps://www.nature.com/articles/nature.2014.16203https://www.nature.com/articles/nature13874https://www.nature.com/articles/nature13930See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Zavacephale is both the oldest and most complete pachycephalosaur ever found. Plus three more new dinosaurs and Michele Hollow joins us to discuss Mary Anning.For links to every news story, all of the details we shared about Stenopelix, links from Michele Hollow, and our fun fact check out https://iknowdino.com/Stenopelix-Episode-553/Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more.Dinosaur of the day Stenopelix, a small (likely) ceratopsian that we only know from impressions in sandstone slabs.Interview with Michele Hollow, an award-winning journalist, and author of the book “Jurassic Girl: The Adventures of Mary Anning, Paleontologist and the First Female Fossil Hunter”, a historical fiction book for both young and less young readers.In dinosaur news this week:The most complete and oldest known pachycephalosaur was discovered and named Zavacephale rinpocheThere’s a new "thunder dome" pachycephalosaur, Brontotholus harmoniThere’s a new flat-headed hadrosaur, Ahshislesaurus wimani, that was as large as a T. rexThere’s a new hadrosaur dinosaur from Morocco named Taleta taleta (yes the genus and species name are the same) This episode is brought to you by our patrons. Their generous contributions make our podcast possible! You can now save 10% by paying annually. Go to Patreon.com/iknowdino to sign up and help us keep creating I Know Dino every week.This episode is brought to you by Rula. Rula patients typically pay $15 per session when using insurance. Connect with quality therapists and mentalhealth experts who specialize in you at https://www.rula.com/ikd/ #rulapodSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Plus, a new species of megaraptor, Joaquinraptor casali, is one of the most complete ever found.For links to every news story, all of the details we shared about Dromaeosauroides, and our fun fact check out https://iknowdino.com/Dromaeosauroides-Episode-552/Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more.Dinosaur of the day Dromaeosauroides, a theropod we only know from two teeth, and maybe some fossilized poop.In dinosaur news this week:A new megaraptor, Joaquinraptor casali, may have died in the middle of eating a crocodilianAnalyzing skull mechanics can tell us a lot about different theropod dinosaur feeding strategiesThe alvarezsaur Bannykus ate meat (instead of maybe insects)A poor sauropod got gnawed on by a theropod (probably)The gut contents of a subadult Diamantinasaurus shows it was not a picky eater and it did not chew its foodA closer look at coprolites found in the Lameta Formation in India show they were likely pooped out by an omnivorous animal, and not a titanosaur (as previously thought) This episode is brought to you by our patrons. Their generous contributions make our podcast possible! You can now save 10% by paying annually. Go to Patreon.com/iknowdino to sign up and help us keep creating I Know Dino every week.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

We joined the Common Descent podcast for their Silver Screen Science segment.We go through everything Jurassic World Rebirth got right and wrong as well as our nit-picks of the details that got under our skin.Check out the More Thoughts segment at https://www.patreon.com/posts/142875146/ for more.Check out the Common Descent Podcast at commondescentpodcast.com and join their patreon at www.patreon.com/c/commondescentpodcastSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Amy Atwater, co-host of Weird & Dead joins to discuss some of her favorite fossils and her new book The Fossil Keeper's Treasure. Plus a new ornithomimosaur with big hands, Mexidracon, and monstersaursFor links to every news story, all of the details we shared about Mochlodon, links from Amy Atwater, and our fun fact check out https://iknowdino.com/Mochlodon-Episode-551/Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more.Dinosaur of the day Mochlodon, a stocky island dinosaur that was first found way back in 1859.Interview with Amy Atwater, a paleontologist and science communicator, the Director of Paleontology at Friends of Dinosaur Ridge in Morrison, Colorado, co-host of the podcast Weird & Dead, and author of the book “The Fossil Keeper’s Treasure”. Follow her @Mary_Annings_RevengeIn dinosaur news this week:There’s a new ornithomimosaur with very large hands named Mexidracon longimanus This episode is brought to you by our patrons. Their generous contributions make our podcast possible! You can now save 10% by paying annually. Go to Patreon.com/iknowdino to sign up and help us keep creating I Know Dino every week.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Herrerasaurs are some of the earliest known dinosaurs and these Triassic carnivores have been found all over the world. They're a confusing group, but thanks to pathologies and fossilized poop we know a bit about how they behaved.For links to every news story, all of the details we shared about Sanjuansaurus, and our fun fact check out https://iknowdino.com/Sanjuansaurus-Episode-550/Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more.Dinosaur of the day Sanjuansaurus, a herrerasaur dinosaur whose existence helps show dinosaurs’ dominance.In dinosaur news this week:There’s a new herrerasaur dinosaur, Maleriraptor kuttyiHerrerasaurs probably bit each other on the faceHerrerasaurs were a successful, complicated group This episode is brought to you by our patrons. Their generous contributions make our podcast possible! You can now save 10% by paying annually. Go to Patreon.com/iknowdino to sign up and help us keep creating I Know Dino every week.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

A new Spicomellus find reveals just how crazy its armor was. Plus Six brand new sauropods!For links to every news story, all of the details we shared about Liaoningosaurus, and our fun fact check out https://iknowdino.com/Liaoningosaurus-Episode-549/Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more.Dinosaur of the day Liaoningosaurus, a small ankylosaur that may or may not have been semi-aquatic and carnivorous.In dinosaur news this week:A much more complete Spicomellus skeleton was found with some of the strangest and most elaborate armor ever seenThere’s a new sauropodomorph species, Xingxiulong yueorum, which is quite a bit bigger than the previous species from the genusThe oldest known sauropodomorph from East Asia, Wudingloong wui, was just describedThere’s a new eusauropod, Huashanosaurus qini, named for famous mountain with impressive rock artThere’s a new mamenchisaurid sauropod, Tongnanlong zhimingi, which is estimated to be over 80ft longThere’s a new rebbachisaurid (vacuum cleaner head) sauropod, Cienciargentina sanchezi, from PatagoniaThere’s another new rebbachisaurid, Astigmasaura genuflexa, measuring in at about 59ft (18m) long and weighing over 10 tons This episode is brought to you by our patrons. Their generous contributions make our podcast possible! You can now save 10% by paying annually. Go to Patreon.com/iknowdino to sign up and help us keep creating I Know Dino every week.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Dr. Dean Lomax and Bob Nicholls join to tell us about their upcoming book The Secret Lives of Dinosaurs (which includes some really cool fossils like an extremely rare two-headed fossil)For links to every news story, all of the details we shared about Calamospondylus, links from Dean Lomax and Bob Nicholls, and our fun fact check out https://iknowdino.com/Calamospondylus-Episode-548/Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more.Dinosaur of the day Calamospondylus, an Early Cretaceous oviraptorosaur that was probably under 2.5m (~8ft) long.Interview with Dean Lomax and Bob Nicholls. Dean Lomax is an award-winning paleontologist, author, and presenter, as well as Honorary Research Fellow at The University of Manchester & 1851 fellow at the University of Bristol. He’s the leading authority on ichthyosaurs, and he also excavates and researches dinosaurs. Bob Nicholls is a world-renowned natural history artist who specializes in prehistoric animals, plants, and environments. His work has been published in more than 40 books and exhibited in museums, universities, and attractions around the world. There new book is The Secret Lives of Dinosaurs: Unearthing the Real Behaviors of Prehistoric AnimalsIn dinosaur news this week:There’s a new iguanodontian dinosaur that had a large sail on its back, Istiorachis macarthurae This episode is brought to you by our patrons. Their generous contributions make our podcast possible! You can now save 10% by paying annually. Go to Patreon.com/iknowdino to sign up and help us keep creating I Know Dino every week.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

The discovery of a new Psittacosaurus species from a braincase, how spinosaur brains adapted for eating fish, revisiting T. rex intelligence, and many more dinosaur brain updatesFor links to every news story, all of the details we shared about Tatankacephalus, and our fun fact check out https://iknowdino.com/Tatankacephalus-Episode-547/Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more.Dinosaur of the day Tatankacephalus, the "bison-headed" armored dinosaur.In dinosaur news this week:A skull, including a braincase, is enough to tell us there’s a new Psittacosaurus species, Psittacosaurus houiStudying dinosaur brains is an evolving fieldBrain size varied in dinosaursCeratopsians became less intelligent and had worse hearing and a worse sense of smell as they evolved to larger sizesOrnithopods, and especially hadrosaurs, had bigger brains than we thoughtThescelosaurus had a powerful sense of smell, a sensitive vestibular system, but terrible hearing—all which may mean it was a burrowerA study of spinosaur brains and skulls helps show how they adapted to eat fishLiving birds have high EQs which they evolved from non-avian dinosaurs (although we don't really use EQs much anymore)Shuvuuia may not have had specialized hearingThe enantiornithe Navaornis hestiae tells us a lot about bird brainsUnique brain shape in birds may be why birds survived non-avian dinosaurs after the mass extinction eventParrots and humans may use similar brain mechanisms to produce complex soundsBird brains (and our brains) are wired for taking turns when communicatingT. rex had the intelligence of a baboon paperRebuttal to T. rex baboon intelligence paper This episode is brought to you by our patrons. Their generous contributions make our podcast possible! You can now save 10% by paying annually. Go to Patreon.com/iknowdino to sign up and help us keep creating I Know Dino every week.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

New support for Troodon as a valid dinosaur genus. Plus Dr. Kenneth Lacovara joins us to discuss the Edelman Fossil Park & Museum, Colossal Biosciences, Dreadnoughtus, Jurassic Park, and more.For links to every news story, all of the details we shared about Veterupristisaurus, links from Kenneth Lacovara, and our fun fact check out https://iknowdino.com/Veterupristisaurus-Episode-546/Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more.Dinosaur of the day Veterupristisaurus, a carcharodontosaurid theropod that lived in the Jurassic in what is now Tanzania.Interview with Dr. Kenneth Lacovara, a paleontologist, professor, explorer, science communicator (a TED speaker and author), Explorer’s Club medalist, and he is the founding dean of the School of Earth & Environment at Rowan University, executive director of the Edelman Fossil Park & Museum, and he serves on the Board of Scientific Advisors for Colossal BiosciencesIn dinosaur news this week:Is Troodon a legit dinosaur? (these authors say yes)Based on their jaw mechanics, troodontids may have been omnivores Our Styracosaurus patch is back for a limited time! Join our patreon at the Silesaurus tier or above by the end of August 2025 to get the exclusive patch. You’ll also get a 30 days of dinosaurs PDF booklet, ebooks, shoutouts, I Know Paleo episodes, and a portion of the proceeds will go to charities supporting paleontology. If you're already a patron at the make sure to update your address so we can send you the patch! patreon.com/iknowdinoSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Silesaurs are definitely dinosauromorphs (close relatives of dinosaurs) but were they true dinosaurs?For links to every news story, all of the details we shared about Planicoxa, and our fun fact check out https://iknowdino.com/Planicoxa-Episode-545/Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more.Dinosaur of the day Planicoxa, an iguanodont known from its flat hips with a species name that means "poison".In dinosaur news this week:There’s a new silesaurid, Itaguyra occulta, whose name means "Stone Bird" in Tupi—a language from Southern Brazil where it was foundA new large femur found in Zambia may have been from a 10ft (3m) long silesaur—quite large for theProbable silesaur arm and leg bones from the Late Triassic were described from what is now Texas Our Styracosaurus patch is back for a limited time! Join our patreon at the Silesaurus tier or above by the end of August 2025 to get the exclusive patch. You’ll also get a 30 days of dinosaurs PDF booklet, ebooks, shoutouts, I Know Paleo episodes, and a portion of the proceeds will go to charities supporting paleontology. If you're already a patron at the make sure to update your address so we can send you the patch! patreon.com/iknowdinoSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Two new species, Zhongyuansaurus junchangi and Tianzhenosaurus chengi. How paleontologists use details in the ankylosaur armor to identify the species. Plus, the first ever ankylosaurid (tail club-wielding ankylosaur) footprint.For links to every news story, all of the details we shared about Mojoceratops, and our fun fact check out https://iknowdino.com/Mojoceratops-Episode-544/Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more.Dinosaur of the day Mojoceratops, a ceratopsian that got its mojo from its frill.In dinosaur news this week:A new ankylosaur, Zhongyuansaurus junchangi, with "swallowtail" shaped tail armorA good overview of how osteoderm patterns vary between different ankylosaur speciesThe best way to distinguish ankylosaur species is probably by comparing skullsA new ankylosaur skull led to another new ankylosaur species being named: Tianzhenosaurus chengiNew ankylosaur fossils were excavated in Argentina, a rare find for South AmericaOsteoderms may have helped dinosaurs live in arctic conditions Our Styracosaurus patch is back for a limited time! Join our patreon at the Silesaurus tier or above by the end of August 2025 to get the exclusive patch. You’ll also get a 30 days of dinosaurs PDF booklet, ebooks, shoutouts, I Know Paleo episodes, and a portion of the proceeds will go to charities supporting paleontology. If you're already a patron at the make sure to update your address so we can send you the patch! patreon.com/iknowdinoSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

We saw Jurassic World Rebirth on opening day, but haven't discussed it with each other yet. We share all our favorite moments, dinosaurs, and theories about the movie.For all of our fun facts and other details go to https://iknowdino.com/-Episode-543/In this episode, we break down the horror-infused tone of Jurassic World: Rebirth, from malfunctioning park systems to scary Mosasaurus sequences. We explore standout scenes like Bronto Billy’s first appearance in NYC, the Quetzalcoatlus and Spinosaurus teaming up with the Mosasaur. We give our thoughts on the all new cast including Scarlett Johansson (Zora Bennett), Mahershala Ali (Duncan Kincaid), Jonathan Bailey (Dr. Henry Loomis), and other minor characters.We also dive into updated animal portrayals—like the adorable backpack-sized Aquilops named Dolores, the eerie hybrid Mutadon, and the menacing Distortus rex—along with practical effects and callbacks to earlier films. Finally, we debate what worked, what didn’t, favorite dinos, and lingering questions about the sequel’s direction.Our Styracosaurus patch is back for a limited time! Join our patreon at the Silesaurus tier or above by the end of August 2025 to get the exclusive patch. You’ll also get a 30 days of dinosaurs PDF booklet, ebooks, shoutouts, I Know Paleo episodes, and a portion of the proceeds will go to charities supporting paleontology. If you're already a patron at the make sure to update your address so we can send you the patch! patreon.com/iknowdinoSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

New species, old species, size, behavior, and everything we else we know about Allosaurus!For links to every news story, sources about Allosaurus, and our fun fact check out https://iknowdino.com/Allosaurus revisited-Episode-542/Join us at www.patreon.com/iknowdino for dinosaur requests, bonus content, ad-free episodes, and more.Dinosaur of the day Allosaurus, the quintessential (Late) Jurassic theropod.In dinosaur news this week:Free dinosaur event with the Colorado Northwestern Community College Paleo Crew on June 28Some of the topics from our Allosaurus discussion:There are multiple species, including A. fragilis and A. jimmadseniDebate over the species A. europaeusWhether A. europaeus could be A. fragilisThere's also a new species (and no more Saurophaganax): A. anaxPlus, we get into its Bone Wars history, the Cleveland-Lloyd Dinosaur Quarry, other former species, its hunting and scavenging habits, all the pathologies, what its habitat was like, future research, and more Dire wolves are the subject of the latest episode of I Know Paleo, an exclusive series for Triceratops patrons and up. We release new episodes (selected by our patrons) monthly. Get access to all 28 I Know Paleo episodes and every future episode (plus other rewards) by joining at Patreon.com/iknowdinoSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.