In a groundbreaking discovery, paleontologists have unearthed evidence of a colossal dinosaur species that dwarfs the iconic ...

Zelenitsky likened the difference to a grizzly bear towering over ... dinosaurs that were larger than T. Rex Several predator dinosaurs were larger than Tyrannosaurus rex. Here's a breakdown ...

The tyrannosaurs discovered would have been approximately one-third the size of Tyrannosaurus rex, hunting small dinosaurs ...

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Recently, WildEarth Guardians signed a petition from Earthjustice that calls for a revision of the outdated 1993 Grizzly Bear Recovery Plan in order to manage grizzlies as a single, interconnected ...

A female grizzly has explored a vast swath of Yellowstone National Park since being translocated to the region in July while her male counterpart has been more of a homebody. The two bears were ...

A judge has ordered federal wildlife officials to decide by Jan. 20 whether Yellowstone-area grizzly bears should be delisted from the Endangered Species Act. The order, issued by U.S. District ...

Rendezvous Ski Trails, a popular trail network just outside of West Yellowstone, took to social media to warn skiers after a grizzly bear and numerous tracks were spotted on the trails.

YELLOWSTONE NATIONAL PARK — A female grizzly has explored a vast swath ... male counterpart has been more of a homebody. The two bears were trapped by Montana Fish, Wildlife and Parks staff ...

The Sapphire Mountains (Photo by Michael Schweppe via Flickr | DEED 2.0). New details about “recurring, verified” grizzly bears in the Sapphire Mountains are significant, and they require the ...