Pollution from the production of antidepressant medication is rewiring fish behavior and reproduction traits.

A nearly century-old Oklahoma company that supplies stock for rodeos had as many as 70 horses die a week ago after receiving what an owner believes is tainted feed

This local black bear family has a new playground!

With politics set aside, well-wishers have gathered to wish Taipei zoo’s oldest giant panda a happy 20th birthday

This fall, American research group Ocearch has teamed up with 15 Irish shark scientists hoping to tag the first-ever white shark in Irish waters.

According to Fire Battalion Chief Scott Vachter of the Lake Oswego Fire Department in Oregon, the baby deer fell from the ground-level floor to the basement.

Namibia will cull over 700 animals to feed those affected by drought amid a severe drought in parts of the Southern African country.

The South African nation is experiencing its “worst drought in 100 years,” according to the Ministry of Environment.

Researchers said the five-year investigation focused on wild-caught guppies exposed to the widely prescribed antidepressant fluoxetine, also known as Prozac.

A “mega den” of hundreds of rattlesnakes in Colorado is getting even bigger now that late summer is here and babies are being born

The second elephant calf in two weeks has been born at a California zoo

U.S. wildlife officials next year will scale up efforts to kill invasive barred owls that are crowding out imperiled native owls from West Coast forests

The Pleasant Hill Police Department said the animal was transported Wednesday morning to the Iowa State University Veterinary.

An escaped water buffalo is headed to a large animal hospital days after it wandered away from a suburban Iowa property and through the neighborhood

The new marine species were recently discovered in international waters about 900 miles off the coast of Chile in the southeastern Pacific.

An ostrich brought traffic to a halt in Sioux Falls, South Dakota, as motorists tried to lure and nudge the towering bird off a multilane thoroughfare

Scientists have identified several new marine species in a pristine underwater ecosystem recently discovered in international waters.

Germany’s newest panda twins are thriving at the Berlin Zoo

Police in Pleasant Hill, Iowa, warned residents to steer clear of an "aggressive" water buffalo on the loose in the community.

A water buffalo is on the loose in an Iowa town, and police are warning people that it is injured and aggressive

San Francisco Bay Area authorities say they found a 10-foot-long python in a vehicle during a bust of an illegal sideshow that attracted hundreds of people

San Francisco Bay Area authorities say they found a 10-foot-long python in a vehicle during a bust of an illegal sideshow that attracted hundreds of people

Holistic treatments such as massages, acupuncture and herbal supplements are being increasingly given to dogs to help them live longer.

The northern bald ibis, or the Waldrapp, once soared over North Africa, the Arabian Peninsula and much of Europe

The Berlin Zoo has announced that longtime resident giant panda Meng Meng has given birth to twins — for a second time

Naming two baby giraffes turned out to be a tall order this summer for a Berlin zoo

Sphen, an Australian gentoo penguin who shot to fame in 2018 when news of his same-sex male partnership with Magic made global headlines, has died at the age of 11.

Police are looking to identify a woman who climbed over the fence of a tiger enclosure and dangerously enticed the creature at a zoo in Bridgeton, New Jersey.

Video of the incident showed the unidentified woman reaching through the enclosure's fence at the Cohanzick Zoo in Bridgeton, New Jersey.

Police are seeking a woman who hopped a fence surrounding a tiger enclosure at a New Jersey zoo.

The population of iguanas in Florida has grown so much with recent warm weather that residents have been urged to "kill" them.

The Belfast Zoo is home to a pride of Barbary lions.

A rarely seen deep sea fish resembling a serpent was found floating dead on the ocean surface off the San Diego coast

A trail cam in South Lake Tahoe, California, captured footage of a black bear rolling around in a pond without a care in the world.

The Dublin Zoo has enlisted a group of new mothers to help its orangutan, Mujur, learn how to feed her newborn baby and develop her maternal qualities.

The 7-foot-long tusk was delivered to the Mississippi Museum of Natural Science for further study.

Eddie Templeton said he had only been out in the rural creek for about 30 minutes the morning of Aug. 3 when he found the tusk while searching the bank for fossils.

Elaine Salmon said she was getting her classroom ready for students when a bear entered.

Six months after an ABC News investigation uncovered allegations of animal neglect at SeaQuest, the CEO of the popular interactive aquarium chain has stepped down.

In the opening ceremony, California Governor Gavin Newsom officially declared Aug. 8th to be “California Panda Day” in honor of Yun Chuan and Xin Bao’s public debut at the zoo.

Yun Chuan and Xin Bao are the first new pandas to set paw on U.S. soil in more than two decades, and continue a long tradition of Chinese diplomacy.

A man in Argentina came to the rescue of two dolphins stranded on a beach, using a rope to drag them back out to sea and waiting to watch as the tide came in.

David Loop, founder and president of Sierra Pacific Furbabies, spent weeks nursing hours-old Misty -- who weighed only 2.6 ounces when she was found -- back to health.

Two giant pandas from China, Yun Chuan and Xin Bao, are officially ready to meet their fans at the San Diego Zoo on Thursday.

During Tropical Storm Debby, two shelters in the Lowcountry are grateful for the community's support in providing temporary homes for animals.

Pandas Yun Chuan and Xin Bao will be available for public viewing at the San Diego Zoo starting Aug. 8.

Two giant pandas from China are joining the San Diego Zoo, with one of them being the grandchild of another panda that was part of the zoo's pioneering efforts.

The park welcomed four adorable Hartmann's mountain zebra foals in June and July.

Meet the newest pandas on American soil, five-year-old male Yun Chuan and nearly four-year-old female Xin Bao.

Workers at the Marathon, Florida, turtle hospital released Rose-Leigh after she recovered from treatment.