Its name means "Nava's bird," named for William Nava, the scientist who discovered the fossil in 2016 in Sao Paulo state in ...

The fossil bird, which has been named Navaornis hestiae, lived approximately 80 million years ago in what is now Brazil, ...

The brains of today's birds facilitate a level of cognitive prowess and behavioral complexity rivaled only by mammals. But ...

Plus, beloved old and new spots celebrating anniversaries, a buy-one-get-one mussel deal, and more intel.

Analyzing a leg bone from a fossil site in Colombia, scientists have identified a massive “terror bird” that lived about 12 ...

Nearly 20 years ago, while repairing a fence on his ranch in Colombia, fossil collector César Perdomo found the middle leg ...