Fighting between the national army and rebels in the eastern Democratic Republic of Congo is threatening mountain gorillas, a critically endangered species, the Virunga National Park said Sunday.
CNN's John Zarrella takes you behind the scenes as one-time research chimps are moved to a sanctuary home.
Shortly after her birth, Moesha was taken away from her mother and sent to a laboratory for a life of medical testing.
Senior citizens are common in Florida but one 74-year-old is in a class of her own: "Little Mama" is believed to be the oldest chimpanzee in captivity.
Take a journey of discovery to north western Rwanda in search of the majestic mountain gorilla.
Gorillas put off their food and stressed out orangutans, could nature tourism be bad for wild animals' health?
Ted Turner has donated $1 million to help save endangered gorillas in eastern Congo, the Dian Fossey Gorilla Fund announced.
CNN films gorillas up close in Rwanda - one of three countries where mountain gorillas can be observed in the wild.
Banana-Sam, the San Francisco Zoo's beloved squirrel monkey, was returned safe and healthy a day after being stolen.
Banana-Sam, a much-loved squirrel-monkey stolen from his enclosure at the San Francisco Zoo, has been safely returned, officials said.
The San Francisco Zoo says someone stole a spider monkey named "Banana Sam" from his enclosure.
A Florida primate sanctuary on Thursday maintained its chimpanzee named Cheetah, who died last week, was more than 80 years old and acted in the Tarzan movies during the 1930s, amid doubts about his age.
Forget Bunnies - the couple socialize with simians while visiting Hugh Hefner
A California Republican official has apologized for sending an e-mail that depicts President Barack Obama as a young chimpanzee.
A California Republican official has apologized for sending an email that depicts President Barack Obama as a young chimpanzee.
American Morning spotlights a 21-year-old silverback gorilla who has started walking like a human.
You've read the headline, and it probably made you giggle. Go ahead. Get it out of your system. Then take a deep breath and consider how evolution affected a few specific body parts, and why.
In an outdoor natural hot spring, or onsen, in snow-covered Nagano, Japan, people get a rare up-close view of snow monkeys in their natural habitat.
CNN's Kyung Lah reports people are flocking to hot springs made built especially for Japan's wild monkeys.
Authorities in Gabon have arrested five people for dealing in illegal animal parts, which included the heads of a gorilla and 12 chimpanzees, according to Conservation Justice, a wildlife preservation group.
Five people are arrested in Gabon for dealing in illegal animal parts.
The Jersey Shore star compares herself to the pint-sized primate
More than 180 chimpanzees, used in research testing for decades and set to be transferred from a New Mexico colony to a Texas research facility for possible use in further testing, will not be moved pending a review of the situation, officials said.
The number of mountain gorillas, which are a critically endangered species, has increased by more than 26% in regions in eastern Africa, according to a new survey released Friday.
It's just days till Christmas, and many young girls around the world will be thrilled to find little dolls under the tree to play with.
In a remote, rural area of the Democratic Republic of the Congo (DRC), the Dian Fossey Gorilla Fund has opened the country's first rehabilitation center for Grauer's gorillas.
Conservationists plan a bold experiment, reintroducing orphaned, endangered gorillas back into their forest habitat.
A 16-year-old lowlands gorilla named Kudzoo is expecting her second baby, veterinarians at Zoo Atlanta announced Tuesday.
New Mexico Gov. Bill Richardson thinks Flo the chimpanzee needs a friend.
Langur monkeys are used to protect people from wild macaque monkeys during the Commonwealth Games. Sara Sidner reports.
Chotu is not happy to see visitors. He is busy scratching himself and intensely surveying his surroundings when he's approached.
In recent weeks, a series of CNN articles have appeared purporting to get to the bottom of male infidelity. "Men More Likely to Cheat on Women With Bigger Paychecks," one headline informs us; yet in the body of the article we are told that the opposite is true as well: "A man who makes significantly more money than his girlfriend or wife is also more likely to cheat."
Seismic cultural shifts about 10,000 years ago rendered the true story of human sexuality so subversive and threatening that for centuries, it has been silenced by religious authorities, pathologized by physicians, studiously ignored by scientists and covered up by moralizing therapists.
VBS travels to Democratic Republic of Congo where mountain gorillas are in a desperate fight for their survival.
Scientist Hanta Rasamimanana takes CNN into the Madagascan jungle to observe lemurs in their natural habitat.
Thirty years ago, a young Hanta Rasamimanana was dispatched by the Madagascan government to spy on a delegation of American scientists in the country's Berenti reserve.
Wildlife researchers in Sri Lanka have photographed one of the world's most reclusive primates for the first time.