Hundreds of millions of years ago, the first animals to crawl onto land were strict meat-eaters, even as plants had already taken over the landscape. Now scientists have uncovered a ...

(CNN) — A chunky, squat creature that roamed Earth 307 million years ago is helping scientists understand how plant-eating animals first appeared on land. The newly described species is one of the ...

Life began in the sea, and it took a long time to move onto land. Plants started creeping ashore about 475 million years ago. Roughly 100 million years later, the first backboned animals followed. For ...

Evidence of the earliest known reptile-like animal, an ancestor of many four-limbed creatures including birds, reptiles and mammals, has been found in Victoria, Australia. The discovery could push ...

Life on Earth started in the oceans. Sometime around 475 million years ago, plants began making their way from the water onto the land, and it took another 100 million years for the first animals with ...