A wildlife ranger in New Zealand filmed “rare footage” of a fight between a flightless bird and the country’s “largest reptile,” officials said. Photo from New Zealand’s Department of Conservation A ...

When Heather Renner and her colleagues began noticing thousands of common murres washing up on Alaskan beaches nearly a decade ago, they knew something was terribly wrong. It would take years of study ...

Ostriches are the largest bird in the world, and also the fastest (on land anyway). This seems like a contradiction, but it is true. These birds can run up to 69 kilometers per hour (43MPH) even ...