Amur tiger dies in tragic accident at Colorado zoo

The two-year-old Mila slipped off a bench after being given anesthesia for an important dental treatment, the zoo said.

• Aug 29, 2023

In California, researchers identify a new pack of gray wolves

The new pack consists of at least five wolves that have not previously been seen in the state.

• Aug 12, 2023

Major effort underway to restore endangered Mexican wolf populations

By the mid-1970s, the Mexican wolf was nearly extinct. Now there are about 250 in the wild.

• Jul 20, 2023

Rare twin panda babies welcomed at South Korea amusement park

The twin female panda babies born at EVERLAND and their mother, "are in good health," the park tells CBS News.

• Jul 12, 2023

One of world's oldest captive giraffes dies in Texas

Twiga was a Masai giraffe, an endangered species whose population has declined by more than half in recent decades.

• Jul 10, 2023

Helping endangered sea turtles, by air

Due to changing ocean temperatures, hundreds of sea turtles have been washing up almost dead onto New England beaches. Because local aquariums don't have room to nurse them all back to health, the volunteer pilots of Turtles Fly Too have come to the rescue.

• Jul 2, 2023

Rare twin cotton-top tamarin monkeys born at Disney World

The "tiny-but-mighty" monkeys will only grow to be the size of a squirrel, but will play "a big role in the continuation of one of the most endangered primate species."

• Jun 21, 2023

U.N. adopts first-ever treaty to govern the lawless high seas

The high seas treaty, once ratified by individual nations, will govern the use of international waters in a bid to protect ecosystems and head off disputes.

• Jun 19, 2023

"Ultra rare" pod of endangered sperm whales spotted in California

"This is something that might happen once a year if you are lucky," the marine tour company that saw the sperm whale trio said.

• Jun 13, 2023

Pittsburgh Zoo welcomes endangered baby pygmy hippo

The 1-year-old hippo is "trying out everything, every which way" as he makes himself at home at the zoo.

• Jun 8, 2023

Multiple rare sightings of wolverine in California confirmed

In the last century, only two wolverines were spotted in California.

• Jun 2, 2023

South Dakota zoo welcomes litter of "critically endangered" red wolves

A litter of six red wolf pups, a highly endangered species of which there are only about two dozen in the wild, was born at the Great Plains Zoo in South Dakota on Thursday.

• Jun 2, 2023

Birth of world's rarest fruit bat on camera

The birth of the world's rarest fruit bat, a critically endangered Livingstone's fruit bat, was captured on camera at the U.K.'s Jersey Zoo. It was the first time the zoo was able to capture such a moment from the species, which is estimated to have only 1,300 animals remaining in the wild.

• May 25, 2023
• 00:19

Birth of world's rarest fruit bat caught on camera

There are fewer than an estimated 1,300 members of the "incredibly rare" Livingstone's fruit bat remaining in the wild.

• May 25, 2023

380 species were just discovered – and many face extinction, report warns

A new report from the World Wildlife Fund identifies hundreds of new species across southeast Asia's Greater Mekong region, but many of those species are already considered endangered.

• May 23, 2023

Shooting kangaroos urged by some Australians as animal boom looms

Rainy conditions contribute to a population boom for the animals, but when food runs out and drought hits, one ecologist says kangaroos end up "lying on the road starving while their joeys are trying to feed."

• May 10, 2023

Conservationist seeks billionaire to buy world's biggest rhino farm

John Hume is hoping to find "a billionaire that would rather save the population of rhinos from extinction than own a superyacht."

• Apr 24, 2023

De-extinction: Bringing animal species back from the brink

The Frozen Zoo in San Diego is at the forefront of resurrecting DNA to restore animal species in danger of disappearing forever, while Colossal Biosciences in Dallas is exploring methods to clone long-extinct species like the woolly mammoth and dodo bird.

• Apr 23, 2023

Lion sighted in Chad national park for first time in nearly 20 years

A lion had not been spotted in Sena Oura National Park in nearly two decades, officials said.

• Apr 21, 2023

New technology tries to protect whales

An estimated 80 endangered whales are killed by ship strikes every year off the United States' West Coast. A program called Whale Safe hopes to dramatically reduce that number. Ben Tracy reports.

• Feb 21, 2023
• 05:13

Photo of rare fish that walks on its "hands" wins contest

The spotted handfish, an odd-looking fish that appears to walk on hand-like fins, was photographed by Nicholas Remy in Tasmania last year.

• Feb 20, 2023

Giraffe at New York zoo dies after neck gets stuck in gate

The 6-year-old giraffe was a member of an endangered species, known for his "curiosity," and the father of a baby giraffe less than a year old.

• Feb 15, 2023

Dallas Zoo offers $10,000 reward after vulture's death, other suspicious incidents

Officials believe the endangered bird died after suffering an intentional, fatal wound.

• Jan 24, 2023

Newborn right whale calf found dead under North Carolina pier

The whale was last seen alive swimming alone off North Carolina's coast without its mother.

• Jan 23, 2023

40-foot endangered sperm whale washes ashore in Oregon

The whale was found dead and covered in gashes on Saturday. A necropsy later revealed that the animal was fatally struck by a ship, officials said.

• Jan 17, 2023

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