I marveled at the big bird wandering within Ngorongoro Crater in Tanzania, Africa. I knew I was looking at the largest bird ...

A Haast’s eagle attacks a moa pair. John Megahan, PLOS Biology, 3(1): e20 via Wikipedia under CC By 2.5 Evolution has a fondness for big birds. During the past 66 million years, repeated on different ...

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 ...

Q. I am pretty sure that ostriches are the biggest birds in the world. But what is the biggest bird in North America? A. The first step is to define “big.” Andrew Lydeard, program coordinator of ...

In Pakistan’s Cholistan Desert, a group of rare birds was recently documented by wildlife photographer Syed Rizwan Mehmood. On July 20, Mehmood witnessed six Great Indian bustards engaging in ...

Flightless birds have had a rough go of it over the past few centuries, with many going extinct — the most iconic being the dodo bird. But not all have perished. Here are four flightless birds that ...

Q. I am pretty sure that ostriches are the biggest birds in the world. But what is the biggest bird in North America? A. The first step is to define “big.” Andrew Lydeard, program coordinator of ...

Here & Now 's Robin Young visits the Cornell Lab of Ornithology ahead of Global Big Day on Saturday — a big day for birders.