Avian motherhood is a mixed bag. Peregrine Falcon mothers share duties fairly equally with Peregrine dads. At the other end of the spectrum is the female hummingbird, which usually carries the entire burden of nesting, incubating, and tending the young. And then, there's the female Western Sandpiper: she usually leaves the family just a few days after the eggs have hatched!

More info and transcript at BirdNote.org.

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