After a brief rain 350 million years ago, a reptile pressed its claws into the ground. Its tracks now show the oldest-known ...

Scientists in Australia have identified the oldest known fossil footprints of a reptile-like animal on a slab of sandstone ...

Seventeen footprints preserved in a slab of sandstone discovered in southeastern Australia dating to about 355 million years ...

Led by Uppsala & Flinders universities, the study published in Nature credits citizen science for the find & suggests ...

Scientists in Australia have unearthed the oldest known fossil footprints of a reptile-like creature, pushing back the ...

The discovery suggests that reptiles originated in the Devonian, and survived the mass extinctions at its end.

Vertebrates can be fish, reptiles, mammals, birds and amphibians. This cockroach is called a hissing cockroach and it's a type of invertebrate. Invertebrates have no backbone. Insects, spiders and ...

Captive-bred axolotls can adapt to both restored and artificial wetlands, but face dangers from predators and rising temperatures.

And from those first lumbering steps, it appears, came the whole parade of terrestrial vertebrates: amphibians and reptiles and birds and mammals, including those that later returned to the oceans.

These animals were the first tetrapods - meaning "four feet" - and they were the forerunners of today's terrestrial vertebrates: amphibians, reptiles, mammals and birds. Footprints in Poland ...