If you thought that crocodiles were menacing enough, be glad that you didn’t live in Arizona some 225–201 million years ...

Along Interstate 40 in Northern Arizona, Petrified Forest National Park is just a few hours east of Grand Canyon Nation ...

A “peculiar” ancient relative of the crocodile which experts believe began life on four legs before, in adulthood, it learnt how to walk on just two has been revealed in a new study.

Think of a forest and most people will envision lush landscapes with rows of tall trees all around. A forest can also be a place where people find 200-million-year-old fossils of ancient trees from ...

He also noted that features such as bipedalism, toothless beaks, hollow bones, and large eye sockets are typically associated ...

There are 22 Arizona National Parks, including the amazing Grand Canyon National Park along with quite a few National Monuments and National Historic Sites. You can easily visit multiple National ...

Researchers believe these creatures started out on four legs and later began walking on two legs as they grew.

Choosing which of the eight states along Route 66 is the best seems uncharitable, kind of like choosing a favorite child. But heck, I might as ...

The poodle-sized reptile that lived over 200 million years ago was among creatures that had features similar to dinosaurs it lived beside.

Scientists have unearthed a "peculiar" ancient crocodile that walked on two legs – after beginning its life on four. Named Sonselasuchus cedrus, the creature roamed the Earth during the Late Triassic ...

Fossils reveal a small ancient reptile related to crocodiles, Sonselasuchus cedrus, that may have switched from four legs to two as it grew.