Related to octopuses and squid, these marine animals survived until the end of the Cretaceous period ... could survive on dry land. Toward the end of the Devonian the first forests arose as ...

when the first animals made their way from water onto land. At that time, known as the Devonian period, the world was changing dramatically: complex plant ecosystems formed on land, the first ...

An international team of researchers claims that the first species of giant land organisms on Earth ... lived on our planet about 420-375 million years ago during the Devonian period. They looked like ...

We have arrived in the Devonian period ... like we land vertebrates still do today. This scenario or one similar to it could have been the first time a vertebrate moved on land, one of the ...