Let's face it: Owls are freaky. Those big staring eyes, the 270-degree rotating head, their tendency to cough up balls of bones—all nightmare fodder. But what makes owls such effective hunters? What differentiates an owl from, say, a falcon? It's all about the feathers.

In this short video, KQED's Deep Look shows how owl feathers are special. Note that the video is presented in 4K resolution, so if you have a nice monitor, crank up the resolution and go fullscreen!

See also: 15 Mysterious Facts About Owls; Peek Inside a Japanese Owl Cafe; Scientists Uncover a New Species in Owl Pellets; and How Can Owls Rotate Their Heads 270 Degrees Without Dying?