With sharp catlike teeth and a doglike body, ancient carnivores called hyaenodonts were once at the top of the food chain, but the entire lineage was wiped out about 25 million years ago, leaving ...

Remington J. Moll, Patrick J. Jackson, Brian F. Wakeling, Carl W. Lackey, Jon P. Beckmann, Joshua J. Millspaugh and Robert A. Montgomery Apex predators can shape communities via cascading top–down ...

With over 20 mountains and ponds named after panthers, it's clear that these predators left a mark on the region – and ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. With sharp catlike ...