A rare bear hybrid exists in the wild: polar bears and grizzlies can produce viable offspring, confirmed by DNA. It’s a sign of shifting overlap, not “a new species”: experts frame these bears as ...

Polar bears are the Arctic’s apex predator, but are there any animals that might emerge victorious in a face-off?

When people ask “what’s the most dangerous bear,” they usually expect “polar bear” or “grizzly” as a gut-level answer. If you look at the actual numbers, the species most often tied to fatal attacks ...