Unfortunately, they too would see a grisly demise, as a mass extinction event – that may have been the result of climate change – wiped out around 90 percent of life on Earth.

Long before the dinosaurs appeared, there were many other animals that thrived and evolved in different eras. These creatures were grouped together and called the Permian monsters collectively.

Long before dinosaurs roamed the Earth, another giant predator claimed the top spot in its environment. Meet Gaiasia, a huge salamander-like creature that stalked the Permian swamps.

Unearth the nine massive prehistoric animals that lived before dinosaurs. Scutosaurus The shield lizard , or the Scutosaurus, ...

Gaiasia lived in the middle of the Permian period, which spanned 298.9 million years to 251.9 million years ago. It thrived as a top predator 40 million years before dinosaurs evolved to roam the ...

Gaiasia lived in the middle of the Permian period, which spanned 298.9 million years to 251.9 million years ago. It thrived as a top predator 40 million years before dinosaurs evolved to roam the ...

An unusual saber-toothed creature, similar in size to a tiger but with a reptilian appearance, fought for its place as a predator during Earth’s worst mass extinction event 250 million years ago.

The newly uncovered ichthyosaur's vertebrae are the same size as those found in later ichthyosaurs, which grew to around 9.8 feet (3 m) long. The bones also have a spongy structure that appears to ...

As an extinction crisis wiped out species at the end of the Permian Period, a predatory species emerged that dominated Southern Africa’s domain. By Jeanne Timmons Some 252 million years ago, it ...