15 Fastest Birds in the World
Birds belong to the group of endothermic vertebrates. They are distinguished by feathers, hard-shelled egg-laying, toothless beaked jaws,…
Rheas
Rheas are large flightless birds that lack a keel in their sternum bone. They are also called ratites,…
Bald Eagle
The bald eagle (Haliaeetus leucocephalus) is a well-known bird of prey native to North America. A bald eagle…
Emperor Penguin
The emperor penguin (Aptenodytes forsteri) is the heaviest and tallest extant penguin species and is native to Antarctica.…