Around 10,000 years ago, however, almost all of North America's large mammals went extinct, and horses were not spared.

Fifty thousand years ago, North America's landscapes were alive with an astonishing array of enormous creatures. Massive woolly mammoths roamed vast icy plains, while dense forests echoed with the ...

The large, extinct creatures roamed the Twin Cities area more than 10,000 years ago and could grow to more than 200 pounds ...

New Jersey, known for its diverse ecosystems ranging from coastal marshes to dense forests, was once home to a variety of wildlife that no longer roams its ...

In two new studies, researchers at the State University of Campinas (UNICAMP) in the state of São Paulo, Brazil, have shed light on how interactions between predators and prey influenced the ...

New species of extinct walrus discovered in the North Atlantic The extinct walrus Ontocetus posti is believed to have eaten via suction-feeding like modern walruses By Matthew Rozsa Staff Writer ...