Q. I am pretty sure that ostriches are the biggest birds in the world. But what is the biggest bird in North America?

Birds are among the most majestic creatures on this planet, and they have dominated almost all ecosystems and landscapes. Some are perfectly suited for life on land, others prefer the water, and some ...

Learn about bald eagle nesting habits, from how and where to spot the large nests to why they return to the same nest every ...

Discover North America's biggest birds by wingspan, height, and weight, and learn about extinct giants like moas.

Birds, by design, tend to be small, light and streamlined. Yet there are some that push the boundaries of size. Here is the avian world’s best example of an ultra-heavyweight flyer. Birds of prey are ...

Photographers have captured a rare sighting of the UK's largest bird of prey in a moment they say they will "never forget". A white-tailed eagle was spotted at the Cley Marshes nature reserve in north ...