Feather bearing warm-blooded egg-laying vertebrates are known birds (singular bird). Such as Magpie-Robin, Grebe, Pelican, Cormorant, Stork, Eagle, Pigeon, Pee-cock, Heron etc.
All birds are belonged to the class Aves. Wings of birds are the modification of forelimbs. On the other hand, hindlimbs work as leg. Most of all birds can fly and they have strong hollow bones and powerful Continue reading...