Giant prehistoric kangaroos perished when "climate upheaval" turned lush Australian rainforest into desert, scientists said ...

Scientists have identified the fossilized remains of the oldest-known ant - a winged insect with fearsome scythe-like jaws ...

Squat rhinos lived in North America about 12 million years ago, congregating in huge, water-bound herds much like modern hippos.

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

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

A 113-million-year-old hell ant that once lived in northeastern Brazil is now the oldest ant specimen known to science, finds ...

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

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.

The private company Colossal Biosciences claims to have resurrected dire wolves through genetic editing. The resulting trio, ...

Humungous Biosciences is also responding to the challenge, set by Colossal with the dire wolf, of creating animals that never existed in reality. The first project is the unicorn, which can easily be ...

These animal species overcame climate change ... Conservation efforts have helped boost its population. Declared extinct after rats invaded its habitat, this unique insect was rediscovered ...

Whatever species they are, what is true is that Colossal has created novel animals for whom humans are now morally accountable — a responsibility that the nascent field of de-extinction ...