Birds do have ears, but they don’t have external ears. So, unlike humans and our big ear flaps (that came from gills, dontcha know?) they have, well, just a hole really. They’re not out in the ...

Two new studies offer insights into the evolution and development of external ears, which appear in humans and other mammals ...

These “plumicorns” resemble horns or, to some, catlike ears ... The birds nest in tree holes, stumps, caves, or in the abandoned nests of other large birds. Monogamous pairs have one to ...