WASHINGTON—Scientists in Australia have identified the oldest known fossil footprints of a reptile-like animal, dated to ...

Newly discovered fossil footprints in Australia, dating back 350 million years, are the oldest evidence of reptile-like ...

A stone slab barely half a meter wide is shaking the foundations of evolutionary science. Embedded in the slab’s fine ...

Caribou make the longest migrations of any land animal, traveling up to 2,000 miles annually between the Arctic tundra and forested regions. They move seasonally to reach safe spring calving grounds ...

The story of how animals first set foot out of the water and onto land just became more complex. Fossil evidence reveals that molluscs may have been among the first animals to spend time out of the ...

There are well-known examples of animals evolving from land to water — for example, it is believed that dolphins and whales evolved from land animals and share lineage with hippos. But there are ...

Today this frigid strait separates North America and Asia, but geologists suspect when the oceans were dramatically lower a land bridge tied the two continents together — allowing humans and ...

WASHINGTON, April 29 (Reuters) - After the demise of the dinosaurs following an asteroid strike 66 million years ago, mammals became Earth's dominant land animals. But that does not mean they went ...

Since elephants are the largest living and biggest-brained land animals in the world, there's a lot of development for elephants to do in the womb. You might not know if a portly manatee is ...

Scientists in Australia have identified the oldest known fossil footprints of a reptile-like animal, dated to around 350 ...

The discovery suggests that after the first animals emerged from the ocean around 400 million years ago, they evolved the ability to live exclusively on land much faster than previously assumed.