A massive predator once roamed the Earth, towering over its rivals and casting a long shadow on the ancestors of T. rex. This giant, now known as Ulughbegasaurus, ruled the prehistoric world around 90 ...

The world’s largest rodent is multiplying in — and dividing — one of Argentina’s most exclusive gated communities.

A UC Davis professor's pleasure hike in the High Sierra turned into a new elevation record for California's highest tree, the ...

Decades ago, the Bombus affinis species of the bumble bee could be seen thriving across the Eastern and Midwest regions of ...

Many huge animals went extinct surprisingly recently. When they died, their ecological role was lost with them.

The duo initially set out to land an alligator gar weighing more than 110 pounds on a 2-pound test line, according to Sports Illustrated. Weston ended up shattering that goal, landing a 153-pound ...

Biologists and technicians help burrowing owls get their underground homes ready for the season at the site of the ...

Wedbush analyst Dan Ives sharpened his criticism of how Elon Musk is running Tesla Inc., saying the electric-vehicle giant’s chief executive needs to make two major moves to stop the stock’s ...

The winning numbers in Monday's drawing of the "Wisconsin Badger 5" game were: ...

Temple is an expert on birds, wildlife, endangered species, wildlife conservation ... thoughtfully and we better do it for the right reasons not just to make a big splash … but do it with organisms ...

What mysteries could Euclid’s data solve? Two of the biggest questions in astrophysics relate to the nature of dark matter and dark energy, which make up 95 percent of the universe: what ...

Though there are different types of bear, all bear species have similarities ... with distinct coat colors and body sizes. The biggest type of bear is the polar bear. On average, polar bears ...