Saltwater crocodiles are widely described as the largest living reptiles on Earth, and their physical dimensions help explain ...

From powerful lions of the savanna to majestic eagles perching in mountain-top nests to stealthy crocodiles in everglade swamps, apex predators inhabit various ecosystems around the world, ensuring ...

Having watched this clip, it’s hard to miss the caution lions show around hippopotamuses. Even though lions are often described as apex predators in their ecosystems, these individuals don’t linger ...

Sun exposure is found to increase the activity of parasites, making them easier to find and remove, which may explain why grooming behaviour is common following sunbathing sessions. If the temperature ...

Add Yahoo as a preferred source to see more of our stories on Google. Pumas are now preying on Patagonia’s coastal penguin colonies at high rates, raising new conservation concerns. Rising puma ...

Actual evidence for Krys' size is very thin, but what isn't disputed is that saltwater crocodiles – Crocodylus porosus – are ...

Cougars and wolves are apex predators in Yellowstone. To survive, cougars have adapted to hunting different prey, decreasing ...

The oceans of the Cretaceous of North America teemed with life. Gigantic fish and enormous marine reptiles hunted the Western ...

These turtles face an array of threats, including illegal harvesting for their meat and the pet trade, accidental capture, ...

Roughly 425 million years ago, in the warm seas over what is now southern China, there lived a meter-long bony fish with jaws full of clusters of spiky teeth.

Along South America’s windswept southern coast, Magellanic penguins have spent decades nesting in relative safety. For much of the twentieth century, sheep ranching dominated the region, and pumas ...