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 ...

Madagascar is home to some of the world’s most unique flora and fauna. And, up until about a thousand years ago, it was home to the world’s largest known bird species. Meet Madagascar’s legendary ...

This Saturday, May 9, is birding's biggest day. It is called Global Big Day, an annual 24-hour event in which thousands of people around the world help crowdsource sightings of birds for the Cornell ...

Deep in the rainforests of northeastern Australia and New Guinea lives a bird that looks like it wandered out of the ...

Add Yahoo as a preferred source to see more of our stories on Google. Some of the biggest birds on Earth can stand taller than any NBA player and spread their wings wider than kings size bed. There ...

Every year, billions of birds take to the skies, responding to changing seasons, navigating to breeding sites or escaping the ...

Standing nearly six feet tall with a dagger-tipped foot and a reputation for ferocity, the southern cassowary seems built for destruction. But the rainforests of Australia and New Guinea depend on ...

"Birds of the World, a powerful new resource that brings together scholarly content from four celebrated works of ornithology--Birds of North America and Neotropical Birds (originally published by the ...

Flightless Birds in the World: Birds are some of the most fascinating creatures in the animal kingdom. But what about birds that don’t fly at all? For centuries, humans have envied the freedom of ...

The decline of many migratory bird populations is a red flag that ecosystems around the world are under increasing pressure, ...