The massive, intelligent Orca (Orcinus orca) is the world's largest apex predator. Learn how its pack-hunting tactics allow ...

Mountain lions are adapting to their defenseless, predictable prey, which return to Patagonia seasonally to nest and breed, ...

The Nile crocodile is one of the most fearsome predators in the world, sitting at the top of the food chain within its ...

It is a lovely myth that emphasises intellect over physical prowess; nevertheless, this is an account of custom as opposed to ...

About 68-million-years ago, during the Late Cretaceous, a giant fossil egg was laid in Antarctica. The excavated remains ...

If you see a bird stumbling or leaning precariously on your porch, it's not just being clumsy — it is accidentally drunk.

Avian influenza, commonly called bird flu, is a viral infection that spreads in birds, cows, and other animals. Health ...

Honey badgers are not actually named for their love of honey, in fact, they raid bee hives to loot the delicious, ...

Have you ever watched a pair of sparrows hopping around your feeder in midsummer and wondered whether the setup should even ...

This bird is totally crazy-looking, and it is an opera singer,” says a biologist from Colombia and an expert on Neotropical birds. “It has a voice like no other..." ...

Size shapes the way animals move, hunt, and survive. For example, in the ocean, ginormous creatures rely on their massive ...

Location: Tuolumne, Mariposa, Mono and Madera Counties, California, United States Size: 748,542 acres (16th largest National Park) Established: October 1, ...