Millions of years ago, the birds that roamed the Earth would’ve towered over modern humans, and weighed over a thousand pounds. Though using just a small fossil fragment to peer millions of years into ...

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 ...

Molecular analysis of the eggshell structure of large flightless birds such as ostriches and emus provides new insights into how they evolved. Genetic analyses have recently allowed scientists to ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. As the global avian extinction crisis accelerates, the loss of large-bodied birds is ...

If you liked this story, share it with other people. A new study shows large fruit-eating birds in Brazil’s Atlantic Forest can contribute to a 38% increase in carbon storage by regenerating tropical ...

There's no shortage of weird and wonderful birds on this planet. And you can credit the dinosaurs: The two-legged theropods gave rise to winged beasts that weighed in between 100 and 500 pounds. 🦅 ...