Sabre-toothed predators -- best know from the infamous Smilodon -- evolved multiple times across different mammal groups. A new study reveals why: these teeth were 'functionally optimal' and highly ...

Q. I heard that an extinct mammal in the Dominican Republic injected venom to subdue its prey like some snakes, spiders and scorpions do. Is that true? A. Yes, except it’s not extinct. Two species of ...

Discover 15 endangered species that haven't changed since the age of dinosaurs. See the rare photos of nature's survivors.

Conserving the dwindling jaguar population in Brazil’s Atlantic Forest won’t be possible without protecting its prey. That’s ...

Frontal-facing eyes are a hallmark of predator species. Source: Nesrin Ozturk/Pexels One of the most controversial aspects of my work exploring the relationship between horse and human brains is the ...