We usually think of birds as small and delicate, but did you know that some of the biggest birds in the world have special ...

Pesto is growing his adult plumage. These new black, white, and yellow feathers are pushing out his old downy juvenile ...

From ostriches, rheas, cassowaries to emus, they feature on the list of biggest and heaviest birds in the world.

The largest bird on Earth is the ostrich, which can stand as tall as 9 feet and weigh between 220 and 350 pounds. Although ...

Wildlife officials are looking at options for the malnourished penguin's future and returning him home has not been ruled out ...