"Unlike those of flying birds, the feathers on a penguin wing are very short. Yes. Penguins appear to have very short legs and no knees because only the lower leg is externally visible. Their knees and upper legs are feather covered, hiding them from view."

<: ;t (Pressed enter before adding that in)

https://41.media.tumblr.com/2382dbd440a205b4478a83ebe3f0458b/tumblr_mpxcbcpOxA1qakzugo1_500.jpg According to this, they do

:O