The first sabre-toothed cat-like predator was not much larger than a bobcat, but it had long teeth and a strong jaw to cut through thick skin.

The ability of the gray fox to climb trees may offer a way for it coexist with coyotes, but preserving tree cover is key.

These coordinated movements of a flock of starlings follow no plan or leader. Scientists used to think the animals must communicate via ESP to create these fast-moving blobs.

New research sheds light on why predators don’t evolve to become so aggressive that they eat all their prey – and then go extinct themselves.

Wolves killing livestock are seizing an opportunity for a meal in a landscape with little natural prey.

Research has revealed how earless moths manage to avoid bat attacks - by evolving sophisticated acoustic tricks.

African wild dogs are used to evading hyenas and lions. Genetic research suggests they are using the same strengths to get around human development as well.

A group of orcas, also called killer whales, took down a blue whale near Australia. A whale biologist explains this extreme kind of predation.

One in 200 jaguars are likely to be affected by dams, versus one in five tigers.

There are so few wild ocelots in the US that the cats are becoming inbred, with a bad prognosis for their ultimate survival. But researchers are perfecting ways to get new genes into the population.