Most people imagine fierce dinosaurs when they think about the species that lived millions of years ago. One of the most ...

That’s because the archeologists suspected that Neanderthals once used rhino teeth as tools. By using the teeth to make stone ...

Losing your baby teeth is a strange experience. The teeth gradually loosen until they're replaced by thicker, more durable and permanent ones. But humans aren't the only animals capable of shedding ...

Scientists have discovered the oldest known animal with saber teeth: a predator that lived 270 million years ago. This animal, from before the age of the dinosaurs, was a dog-like creature that was ...

For an animal that already looks assembled from spare parts, the platypus has added another twist to its history. Fossils from South Australia point to an ancient species, Obdurodon insignis, that ...

Scientists have discovered a bizarre crocodile ancestor that looked like an ostrich and had no teeth. The creature, nicknamed the “Witch Croc”, lived around 250 million years ago and walked on two ...

Imagine a sloth. You probably picture a medium-sized, tree-dwelling creature hanging from a branch. Today's sloths—commonly featured on children's backpacks, stationery and lunch boxes—are slow-moving ...

The animal kingdom is no stranger to astonishing abilities, including the remarkable power to regenerate lost or damaged body parts. Among these traits, the ability to regrow teeth stands out as both ...

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Losing your baby teeth is a strange experience. The teeth gradually loosen until they’re replaced by thicker, more durable and permanent ones. But humans aren’t the only animals capable of shedding ...