A considerable portion of an owl body volume is made up by feathers: As a consequence,

Look at em long legs

I love how offended he looks

Reminds me of this lol
https://lh3.googleusercontent.com/g04i5Vv9AAi-zTdWJPGM_0BBOGKp6xoCa876otbVGDqa01Hhz6gbd4tYEIyIJLwXTGh_blpjUosjKxQ=w519-h290-no

Stop pulling my pants, Sam.

Also, birds' "knees" don't bend backward, those are actually their ankles that are simply situated higher up, their knees are much closer to their body.