The great horned owl is the most common owl of the Americas, easily recognizable because of the feather tufts on its head. These “plumicorns” resemble horns or, to some, catlike ears.

Generally speaking, the ears of a bird can be found sitting on either side of the head, slightly below the eyes, but there are some exceptions. For example, owls have asymmetrical ears with one ...

Dogs also have lots of small muscles in their ears, so they can point them very precisely to work out what direction a sound is coming from and how far away it is. Ah, the barn owl, another great ...