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

Sonselasuchus cedrus, discovered in fossils from Arizona, was a crocodile relative from the Triassic period that grew into an ...

The Dinosaurs, a Netflix doc series produced by Steven Spielberg and narrated by Morgan Freeman, may help scratch your dino itch until the next Jurassic Park.

The Denver Museum of Nature & Science has announced its newest exhibition, "The World's Largest Dinosaurs," which explores the biology and anatomy of sauropods ? the largest land animals to ever walk ...

Jurassic Park is one of the best movies of the ‘90s, and that's completely understandable. Steven Spielberg's sci-fi epic not ...

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

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

On Saturday, March 14 ? Sunday, March 29, 2026 8 a.m. to 5 p.m. daily, Boyce Thompson Arboretum ? Arizona's oldest and largest botanical garden, featuring 372 acres of 20,000+ desert plants from ...

Researchers discovered that a 215-million-year-old reptile started life on four legs and switched to two as an adult.

Learn how fossils from Arizona’s Petrified Forest National Park revealed that a Late Triassic crocodile relative may have started life on four legs before walking on two as an adult.

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

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