About 445 million years ago, Earth’s oceans turned into a danger zone. Glaciers spread across the supercontinent Gondwana, and shallow seas shrank fast.

Life on our home planet dates back to hundreds of millions of years before the arrival of the dinosaurs. Among the most ...

Every mammal, every fish, every vertebrate (creatures that have a spine) has two eyes. It’s been that way for millions and ...

Many spine-bearing creatures, or vertebrates, have a curious bit of tissue deep in their brains called the pineal gland. It ...

Learn how a second pair of eyes helped this 518-million-year-old fish evade predators.

Scientists have uncovered an unexpected genetic shift that may explain how animals with backbones first emerged and became so diverse.

Scientists discovered the skull of Tyrannoroter, a 307-million-year-old plant-eating vertebrate, in Nova Scotia. The find alters our understanding of early tetrapods and their dietary evolution, ...

A research team at Yunnan University has found that the earliest known vertebrates from the Cambrian Period may have possessed "four camera-type eyes", offering new insights into the early evolution ...

By Will Dunham Feb 10 (Reuters) - Scientists have unearthed in Canada's province of Nova Scotia the skull of a creature ...

Scientists have uncovered a surprising genetic shift that may explain how animals with backbones—from fish and frogs to ...

This particular species of pantylid (dubbed Tyrannoroter heberti after its discoverer) existed 307 million years ago and harbored some surprises within its tiny skull. Using a CT scan, researchers ...

Learn how increased protein diversity in signaling genes may have helped drive the shift from invertebrates to vertebrates, ...