26 November 2013, 03:30 PM ET
The International Union for Conservation of Nature (IUCN) has updated its "Red List" of threatened species, with good news for some creatures, including two kinds of albatross, but bad news for others, such as the okapi.
26 November 2013, 02:10 PM ET
A female Amur Leopard was spotted on a conservation cam with two baby cubs in China. The sighting is the first example of breeding by the critically endangered species in China.
26 November 2013, 02:03 PM ET
A female Amur leopard was spotted on a conservation cam with two baby cubs in China. The sighting is the first example of breeding by the critically endangered species in China.
22 November 2013, 07:47 PM ET
Endangered status cannot come too soon for the pinto abalone.
22 November 2013, 07:23 AM ET
The United Nations projects there will be 11 billion people by 2100. Here's what that news means for the Earth's animals — and it's not good news.
22 November 2013, 07:22 AM ET
Rising populations spell trouble for biodiversity. Here are 7 animals that humans are pushing toward extinction through hunting and habitat loss.
20 November 2013, 05:01 PM ET
Bizarrely, male Darwin frogs raise young in their vocal sacks. But one of the two species is likely extinct and the other is in decline. The reason? A fungus that has spread and is hurting amphibian populations worldwide.
20 November 2013, 08:01 AM ET
Conservationists are handing out fake leopard-print skins to people in a community in South Africa. The goal is to reduce poaching by lowering demand for real leopard skins.
19 November 2013, 07:49 AM ET
The United Nations estimates that 11 billion people will live on Earth by 2100, faster than previously predicted. Here's what that means for food security, water supplies, disease outbreaks, Earth's animals and other issues/
13 November 2013, 11:35 AM ET
One of the most secretive creatures on Earth — the saola — has been photographed in Vietnam for the first time in 15 years. The elusive creature has rarely been seen in the wild, earning it the nickname the "Asian unicorn."
06 November 2013, 03:56 PM ET
The polar bear is one of five species whose extinction risk is actually a myth.
06 November 2013, 12:32 PM ET
An elusive North Pacific right whale was spotted in the waters off Victoria, Canada in late October. This is the second sighting this season, the last happened 62 years ago.
04 November 2013, 05:00 PM ET
A bay cat, a rare animal found on the tropical island of Borneo, has been spotted by camera traps in a logged section of the rainforest, where it wasn't expected to be seen.
31 October 2013, 11:10 AM ET
Meet the flying fox, the world's largest and least studied bat. One species in the western Pacific Ocean has now been studied for the first time in the wild, revealing some of the first details of how it eats and breeds.
25 October 2013, 11:22 AM ET
The reign of the noble lion may be coming to a close in parts of Uganda, suggests a new study. The cause? Poisoning by local ranchers, whose livestock are frequently killed by lions, and other human-related conflicts.
24 October 2013, 12:28 PM ET
The eastern Steller sea lion, which roams the West Coast between Alaska and California, has been taken off the U.S. endangered species list after a major population comeback over the last several years.
15 October 2013, 08:42 AM ET
The giant panda, Tian Tian, seems to have miscarried after weeks of showing signs of being in late-term pregnancy, Edinburgh Zoo officials said today (Oct. 15).
04 October 2013, 02:29 PM ET
The Pinocchio lizard has a long protuberance from its nose and is one of the rarest reptiles in Ecuador, once thought to be extinct. But a team has found and photographed the lizard after searching for three years.
02 October 2013, 10:18 PM ET
The U.S. Fish and Wildlife Service wants to drop gray wolves from the nation's list of threatened and endangered species. Critics argue that the proposal is premature and are fighting to continue protections for the controversial predator.
23 September 2013, 11:46 AM ET
More than 600 rhinos have been killed in South Africa this year, a worrisome trend that is puzzling conservationists.
11 September 2013, 06:07 PM ET
It is not too late to save the snow leopard.
05 September 2013, 12:00 PM ET
Coral reefs, which depend on symbiotic algae for their food, expel that algae in a process called bleaching when they are stressed by heat and other triggers. A new study shows that the sun doesn't need to be shining for this to happen.
03 September 2013, 09:54 AM ET
The growth in the population of Yellowstone's grizzly bears, once robust, has stagnated in recent years. Scientists are temporarily trapping the bears to study them and figure out what's behind the trend.
16 August 2013, 10:20 AM ET
This fish-devouring predator could be a key sign of the health of some of the last great forests of Russia's Far East, researchers say.
09 August 2013, 10:05 AM ET
Crushing up a variety of creepy crawlies and sequencing the DNA of this resulting "insect soup" may be an efficient way to catalog biodiversity and track conservation efforts around the world, according to a new study.
07 August 2013, 10:42 AM ET
The killer whales of Puget Sound are one of a kind.
26 July 2013, 12:06 PM ET
Pesticides from California's valley farms are collecting in the tissues of a singing treefrog living in the pristine Sierra Nevada mountains national parks, from Lassen south to Yosemite and Giant Sequoia, a new study finds. The chemicals include fungicid
22 July 2013, 03:28 PM ET
Eight people were arrested in Puerto Rico on charges of selling endangered sea turtles for human consumption, federal authorities said. The suspects were allegedly involved in selling the meat of 15 hawksbill turtles and seven green sea turtles.
21 July 2013, 01:00 PM ET
Climate change could cause the Iberian Lynx to go extinct by the end of the century, but reintroducing them farther north could avert the disaster.
19 July 2013, 01:57 PM ET
Persian leopards were once common in southwest Asia, but their population has dwindled to about 1,290 due to poaching and habitat loss. For the first time in 50 years, two new cubs have been born.
10 July 2013, 05:01 PM ET
The powerful tail slaps may even create underwater shockwaves and explosions, say scuba-diving scientists who discovered that rather than chasing one small fish at a time, thresher sharks use their tails to slap and stun schools of prey.
25 June 2013, 01:11 PM ET
Many animals most vulnerable to climate change are not currently conservation priorities.
23 June 2013, 12:47 PM ET
The hunt angered environmentalists, while others say it's part of a sustainable tradition.
19 June 2013, 05:05 PM ET
A marine crowd gorges on plentiful krill.
11 June 2013, 12:44 PM ET
Until now, captive chimps haven't been listed as "endangered."
06 June 2013, 11:22 AM ET
The frog is also not related to any living frogs.