More than 75 million years ago, a giant reptile known as the “terror crocodile” roamed the waters of North America.

Fifty thousand years ago, North America was home to towering giants. Mammoths roamed the tundra, saber-toothed cats hunted in ...

The incredible Greenland shark can live for 500 years or more. They are as big as great white sharks, but extremely ...

Illustration by Marilyn Foehrenbach Q: In North America, we worry about invasive ... Many other American plants and animals, from Virginia silkweed to Louisiana crawfish, are wreaking havoc ...

One of the largest crocodilians that ever lived preyed on dinosaurs. New research has found the fearsome Deinosuchus had a ...

A new report co-authored by a Canadian researcher warns that more than one-fifth of pollinator species it studied in North America are at ... of 759 pollinators — animals critical for food ...

California’s Channel Islands, often called North America’s Galapagos, are home to a stunning array of unique wildlife and ...

After biotech company Colossal announced the birth of three pups bearing the DNA signatures of dire wolves, a predator last seen roaming over 10,000 years ago, curiosity has emerged as to how they did ...

Many butterflies, bees and moths are fluttering into oblivion. A new report co-authored by a Canadian researcher warns that more than one-fifth of pollinator species it studied in North America ...