nothing
They don't, they have feathers on top of their skin.
Well, there are a lot of similarities between these two animals, for instance: - they are both birds - they have two wings - they both have feathers - they can have different coloured feathers - they can also eat a wide variety of food - they both lay eggs Hope this has helped.
A cormorant has feathers.
The body covering on birds is considered the feathers, or plumage. Birds do have skin under their feathers, but their feathers are the outermost covering that protects their bodies.
both have feathers chicken lays a lot of eggs and sinosauropteryx don't and that is all I have
They have fur skin feathers
A penguin simply has skin under its feathers.
Toucans are mostly covered with feathers, but underneath that is skin.
Chickens have feathers that cover their skin.
Normal skin, with feathers attached to it! :)
Down feathers.
Feathers