the butchered armadillo bones suggest that humans were in South America a surprisingly long time ago. The timing of when humans first settled across the Americas, then home to many now-extinct ice ...

The discovery of a Phorusrhacid fossil in Colombia — the northernmost find of its kind — indicates that these giant predatory ...

The only armadillo whose ranks seem to be increasing, it also has the largest range—in South, Central, and North America—which is expanding as climates warm. Found across South America ...

Researchers including a Johns Hopkins University evolutionary biologist report they have analyzed a fossil of an extinct giant meat-eating bird—which they say could be the largest known member of its ...