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

Australia’s giant Protemnodon kangaroos didn’t die out everywhere at the same time. Instead, extinction proceeded one habitat ...

A new study indicates the giant reptile Deinosuchus is not a close relative of modern alligators, as scientists previously ...

Dire wolves — or really, wolves with traits like the extinct species — are back. But New York has plenty of its own ...

Researchers examined the fossil records of the site where the now extinct marsupial megafauna Protemnodon ... in our fossil fauna," he said. "In America, they've known what we're just finding ...

As human beings have grown wealthier, they have come to care about environmental stewardship and gained the resources to act on their newfound compassion for wildlife.

We discovered fossilised teeth of the now extinct giant kangaroo genus Protemnodon at Mount Etna Caves, north of Rockhampton ... The extinction of Australia’s megafauna – long-vanished ...

Scientists revisited tracks made by a shorebird, a lizard, a cat-like predator and some sort of large herbivore at what is ...

Giant kangaroos stayed local, and rapid climate change gradually destroyed their lush rainforest home, leading to extinction.