A Michigan librarian sprang into action to help a mother duck and her ducklings, safely guiding them away from the busy downtown streets and back to a local river.

Amid the heartbreak one week after the devastating floods in Central Texas, Linsey Davis reports on the animals saved and the Humane Society of North Texas volunteers who helped make it happen.

A dinosaur fossil was found nearly 800 feet below a parking lot at a Denver museum that houses fossils of the extinct species.

A sizable gaggle of geese made its presence known, marching in formation down the middle of the street in Franklin, Indiana, over the Fourth of July weekend.

A tour group in Alaska got a front-row seat to a couple of bears appearing to trade blows in Silver Salmon Creek.

Some small birds were having a real hoot at one owl's expense, repeatedly “dive bombing” the patient bird of prey.

New treatment offers dogs year-round protection with a single shot.

Animal rescue groups are taking in displaced pets amid deadly floods in Texas, relocating them and keeping them safe until they can be reunited with their owners.

The Khao Kheow Open Zoo in Thailand has kicked off four days worth of birthday celebrations for the viral pygmy hippo.

An alligator stopped pedestrians in their tracks as it took its time crossing a walkway in Murrells Inlet, South Carolina.

Lifeguards rescued a deer that got swept out to sea off the coast of Flagler Beach, Florida, on Sunday, with a witness telling ABC News the incident coincided with a possible shark sighting.

A 77-year-old Vermont man died on the I-95 in Florida after being struck during an attempted turtle rescue. Three others were uninjured in the chain-reaction crash.

“Tiger King” star Bhagavan “Doc” Antle has been sentenced to one year and one day in prison for illegally buying endangered animals

Filmmaker Peter Jackson's fascination with a large extinct New Zealand bird has led to an unusual partnership with a biotech company known for its grand and controversial plans to bring back lost species

Photographer Joel Sartore talks about his involvement in The Photo Ark, a project he’s leading in association with National Geographic.

A 4-year-old shelter dog credited with recognizing a man's seizures has been adopted, finding a forever home with Shannon Sweeney and her family.

A lion escaped a zoo in southern Turkey and seriously injured a man who fought it off

Two elderly female tourists from the U.K. and New Zealand have been killed by an elephant while on a walking safari in a national park in Zambia

With summer in full swing and temperatures on the rise, Whit Johnson shares how zoos are helping animals across America beat the heat.

Marat, a rare and endangered Asian wild horse rejected by its mother, found an unexpected mother in Alice, a pony who recently lost her newborn.

A Magellanic penguin was spotted at the beach in Rio de Janeiro over the weekend, drawing attention from beachgoers who shared images of the rare visitor on social media.

Lovebugs are swarming parts of South Korea, covering mountain peaks, homes and other places

Motorists in Canada were in for an unusual traffic stop when a large moose moseyed up and stuck its nose in their vehicle's window.

Philadelphia Phillies spokesperson Michele DeVicaris introduces Tugger, a 10-week-old service dog-in-training, a new addition to the team's off-field roster.

“It’s a reminder that these big cats are always present in our mountain town,” Colorado Parks and Wildlife said.

There was no threat to the public and park visitors at any point, with the pair safely returned to their enclosure within an hour of their getaway.

A bear and coyote were spotted taking a nighttime stroll in video released this week by authorities in Altadena, California.

A Wyoming woman was on her way home when she came across a lone bison causing a bit of a traffic backup in Yellowstone National Park.

Mei Zhu, a giant panda cub at Chimelong Safari Park in Guangzhou China, celebrated her first birthday with a lively party filled with lots of treats.

An invasive species of fish that can live out of the water has been found lurking in Canada, experts warn.

A FOR EFFORT: A very tough (and very adorable) baby elephant attempted to charge a family of tourists visiting Kruger National Park in South Africa, only to take a tumble.

"This was a rare occurrence and no one, gorilla or human, got hurt," the wildlife conservationist who shot the video said.

A couple in Franklin, Pennsylvania captured video of a mother raccoon, hanging from her back paws and pulling her kit to safety.

The large reptile got away from its owner while being transported from New York to a zoo in North Carolina.

A group of disc golfers witnessed a baby hammerhead shark fall from the sky while in the middle of a game on the morning of May 18 in Myrtle Beach, South Carolina.

Goliath, a Galapagos tortoise at Zoo Miami, is officially the world’s oldest first-time father for any animal in recorded history, the Guinness World Records confirmed.

The Gonatus antarcticus squid, a live, rare squid, has been sighted for the first time and caught on camera.

Biologists have confirmed the existence of a 200-million-year-old species of egg-laying mammal that has been assumed to be extinct.

Paleontologists discovered a new species of dinosaur that was related to the infamous Tyrannosaurus rex.

Paleontologists have discovered a new species of dinosaur that belongs to the same group of the infamous Tyrannosaurus rex.

An invasive species of stinging ant is spreading across the U.S., having been detected in at least 20 states. Their stings can lead to anaphylaxis.

Humpback whales blowing bubble rings may be a positive sign, researchers say.

Humpback whales may be communicating with humans in a playful way, according to researchers who have been studying the marine mammals' behavior.

A runaway pet zebra that was on the loose for more than a week in Tennessee and became an internet sensation has been captured.

Ed the Zebra was captured safely after being found in a pasture in central Tennessee, according to the Rutherford County Sheriff’s Office.

The dogs were being kept in "egregious conditions," a shelter said.

David Muir reports on the baby eagles in Big Bear, California. Scientists said 90-day-old Sunny might never return after fledging the nest, but she did to reunite with her sister, Gizmo.

A California woman stopped a couple from dumping five cats in a dirt field, capturing the interaction on camera, she told ABC News.

A hungry wild elephant caused havoc in a grocery store in Thailand on Monday when he strolled in from a nearby national park and helped himself to some food off the shelf.

As so many across the world watch the baby eagles in Big Bear, California, David Muir reports on Sunny returning to the nest and reuniting with her sister, Gizmo.