Boreal owl ears are asymmetrical. One ear opens high on the side of the skull and the ear opening on the other side opens much lower. This helps them gauge both height and distance to prey.

She mentioned that Boreal Owl ears are particularly asymmetrical. In the Raptor Center lobby is a display of owl skulls, and drawers holding raptor wings, feathers, and feet.

They can detect sounds 10 times fainter than a human can. To varying degrees, the different owl species share an extraordinary ear feature: one ear opening is higher than the other. This asymmetry ...

The short-eared owl is a wide-ranging species appearing on five continents, the exceptions being Australia and Antarctica. In North America, the short-eared owl winters across the southern half of ...

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 ...