Birds are feathered and winged creatures that exist on many worlds!
Barsoom
Small song-less birds with colorful plumage thrive in places with water. Large birds called malagors also exsist on this world, they are large enough that a even the giant green martians can ride upon them!
Amtor
There are a variety of birds on Amtor it seems! One bird of note is the predatory guypal that preys on the children of the Brokols and the Myposans.