Discover 10 crazy prehistoric animals that once ruled the world millions of years ago - and they're not dinosaurs ...

Giant 550 pound kangaroos could still hop scientists prove by studying fossil bones and calculating forces on ancient tendons ...

Giant kangaroos that lived during the Ice Age may not have been as slow and grounded as once believed. A new study finds their leg bones and tendons were likely strong enough to support hopping, ...

The world’s largest palaeoburrow is located in the Amazon Rainforest and is so long it’d take you roughly 20 minutes to walk ...

Twelve non-dinosaur rulers show Earth’s old power: armored fish, giant insects, sky titans, sea kings, and saber teeth across ...

For centuries, massive teeth found along coastlines puzzled scientists and naturalists. Researchers later discovered these ...

Hundreds of millions of years before dinosaurs, the tallest things on land were not trees or animals but towering, trunk-like ...

The post This Giant Ancient Turtle Dwarfs Its Modern Ancestors appeared first on A-Z Animals. Turtles today are often slow-moving, modestly sized creatures, but their ancient relatives were quite ...

A mechanical constraint prevented the Titanoboa from lifting more than 1/5 of its body to strike. Counter-intuitively, the world’s largest apex predator was unearthed deep within the Cerrejón coal ...

For a long time, scientists thought there was a hard limit to hopping. Go beyond a certain body weight, the logic went, and ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. When scientists finally measured the most powerful bite ...