Though victimized by execution-style killings and other atrocities this year, the apes have been able to count on a dedicated ranger force. Until now.

Like a creature out of a horror film, moray eels have a second set of protruding jaws that allow the fish to grip and swallow prey whole, a new study says.

See a roundup of this week's news: Lunar eclipse seen over Sydney, eight-year-old runs across China, Burning Man lights up Nevada, and more.

A video of a baiji dolphin, which was declared "functionally extinct" just months ago, is prompting a "mission impossible" plan to gather up the last of the rare animals.

The first photographs of a wild Chinese mountain cat have been taken high in the Tibetan Plateau in China's Sichuan Province.

The colorful new species of toxic frog can only be found in a patch of Colombian forest the size of ten city blocks.

Pollen-bearing parts attached to the back of a bee from 10 million to 15 million years ago offer new insight into the flowers' evolution, researchers say.

A survey of the Iriomote cat, believed to number fewer than a hundred in 1994, is offering evidence that the cat's already small population is shrinking, experts warn.

A silken air bubble allows the European water spider to monitor and replenish oxygen levels as needed, according to a new study.

Some salamanders take great risks in order to grow more quickly and become too large for predators to eat, a new study reports.

Swarms of dinner-plate-size creatures have been spotted from Texas to South Carolina in what scientists say is an increasingly common spectacle.

See a roundup of this week's news: New neutron star discovered, German police test gyrocopter, Egyptians seek sand treatment, and more.

Adult female rhesus monkeys use high-pitched baby talk to communicate with infants and forge friendships with other females, a new study says.

Pushed to their limits most of the year, Indian temple elephants are treated to an end-of-summer regimen of massage, rest, and health food.

Today's top athletes would be no contest for meat-eating dinosaurs that ran on two feet, according to new computer simulations of how the extinct predators moved.