Birds

Feathered Creatures

Birds are a group of endothermic vertebrates, characterised by feathers, toothless beaked jaws, the laying of hard-shelled eggs, a high metabolic rate, a four-chambered heart, and a strong yet lightweight skeleton.

Eagle Eagle Canary Canary Hawk Hawk Falcon Falcon Owl Owl
Sparrow Sparrow Pigeon Pigeon Seagull Seagull Penguin Penguin Ostrich Ostrich
https://en.wikipedia.org/wiki/Bird