by Julien arrived just in time for Mother’s Day.

A whale-watching excursion that embarks straight from New York City offers passengers an opportunity to and assist in much-needed conservation efforts.

A new genus of tiny, hornless deer that lived in South Dakota during the Oligocene Epoch approximately 32 million years ago has been discovered in Badlands National Park.

A horse that was perilously stranded on a rooftop by Brazil's deadly floods has been rescued

A terrier mix named Rippy was rescued on Tuesday after falling off a 50-foot cliff at a Connecticut quarry, following days of being missing.

Researchers are learning more about how elephants greet each other, and how relationships among the social species could impact that communication.

The ways sperm whales communicate with each other may be more "complex" than scientists previously believed, new study finds.

Researchers from the Massachusetts Institute of Technology analyzed the codas of approximately 60 sperm whales.

Scientists studying the sperm whales that live around the Caribbean island of Dominica have described for the first time the basic elements of how they might be talking to each other, in an effort that could one day help better protect them

The female mare, named Shug, was one of four zebras that escaped a trailer in Washington state on April 28.

A zebra that escaped from a trailer east of Seattle last weekend remained on the lam Friday, as authorities closed off trailheads at a nature area in hopes of keeping people away and easing her capture

San Francisco’s famed Fisherman’s Wharf district is seeing a surge in sea lions

"GMA" visits Cleveland Clinic Children’s to meet Kid and Trotter, the facility dogs trained specifically to work with pediatric patients.

Researchers say an orangutan appeared to treat a wound with medicine from a tropical plant

A South African aquarium is stretched beyond capacity after more than 500 baby sea turtles were washed up on beaches by a rare and powerful storm and rescued by members of the public

An amateur photographer in Oregon captured a rare Blue Rock Thrush, a bird native to Europe and Asia, which has never been seen in the United States.

Two little bears and one big mama bear were spotted outside a home in Big Bear Lake, California.

Keepers at the Houston Zoo knew giraffe Kamili was pregnant, but didn't know the exact delivery date — until they arrived at work one morning to find a newborn baby giraffe, named Tino.

A Pennsylvania man says his emotional support alligator named Wally has gone missing amid the coastal marshes of Georgia

The U.S. House voted to end federal protection for gray wolves in 48 states, though the bill's ultimate prospects are uncertain

The China Wildlife and Conservation Association has transported pandas to U.S. facilities since 1972.

There were many people doing double takes Sunday in North Bend, Washington, after four zebras got loose from their trailer and galloped into a neighborhood

A 40-year-old who allegedly kicked a bison in the leg while under the influence of alcohol at Yellowstone National Park, was injured by the animal and arrested.

The China Wildlife and Conservation Association has transported pandas to U.S. facilities since 1972.

Two different broods of cicadas are expected to awaken from their subterranean slumber this year. The last time that happened was 221 years ago.

A pair of giant pandas will soon make the journey from China to the U.S., where they will be cared for at the San Diego Zoo

A foster mountain lion cub named Willow enjoyed relaxing in a hammock at the Oakland Zoo, where he and his sister, Maple, were welcomed in November after their mother was struck and killed by a car.

Large fossil footprints unearthed in China have led to the discovery of a "megaraptor" dinosaur, a relative of the velociraptor, a new study suggests.

Shark conservation efforts in the last two decades have been so successful that researchers are testing ways to mitigate human-shark conflict as populations rise.

A dog called “Pancakes” was more than happy to take on the special role in his human’s wedding.

Park officials confirmed coyotes are residing in the area and advised residents to keep their distance after an increase of sightings by passersby.

A bottlenose dolphin was found shot to death with bullets lodged in its brain, spinal cord and heart and authorities are offering a reward for information on who did it.

The new National Geographic documentary series "Secrets of the Octopus" sheds an extraordinary light on the aquatic creatures.

After a tough living situation and being missing for a month, Hercules became a model for Target.

Karen, a “vibrant and beloved” ostrich who made her home at the Topeka Zoo has died after swallowing a zoo staffer’s set of keys, zoo officials said.

ABC News' Linsey Davis speaks with activist and model Freya Aspinall on her family's organization – the Aspinall Foundation – and their mission of rewilding animals.

Messi, the TSA explosives detection canine, had a retirement party in Ronald Reagan Washington National Airport complete with over a dozen tennis balls, a bubble machine, party hat and cupcake.

North Carolina officials are investigating a filmed incident where a group of people picked up a bear cub from a tree and dropped it after posing with it for photos.

The most gentle doggy introduction you’ll ever see.

Kevin the turkey was rescued from a slaughterhouse by Pennyslvania-based nonprofit J and J Farms Animal Sanctuary.

North Carolina wilderness experts are sounding the alarm over bear safety after a group of people were filmed picking up a cub and posing with it in photos.

North Carolina officials are investigating the incident that was caught on film.

The three-part series takes viewers underwater to see the creative ways ancient animals survive and communicate with each other and other species, including humans.

A circus elephant got loose and roamed through traffic in Butte, Montana, on Tuesday. It was returned safely by its handlers.

Everyone is going bananas over the critically endangered baby girl Bornean Orangutan, who was born on April 13 at Busch Gardens in Tampa Bay.

An Oklahoma father and son are going viral on TikTok documenting their adventures with a pet octopus and 50 octopus babies.

After being rescued from a bridge in Kansas City, Missouri, Chug the goat was reunited with his family.

Rare footage from Antarctica has been released showing 700 fledglings embarking on their very first swim by jumping off a 50-foot cliff.

Liz Houman and her daughter Lily were reunited with their dog Mishka, who went missing for eight months and was found over 2,000 miles away in Michigan.

National Geographic was able to capture this rare and remarkable cliff diving behavior on video for the first time.