The drug, LOY-001, works by interacting with a hormone that accelerates aging.

It’s a tale as old as time… and we’re here for it every single time.

Loyal, a San Francisco based biotech company is working to develop drugs to extend dog’s lifespans.

Photographer Adam Goldberg takes professional photos of animals who are up for adoption.

Dr. Jen Ashton updates “GMA3” on a new implant under research and still a few years from being available that could possibly extend dog’s life expectancy.

Private equity giant Blackstone will acquire the pet care app Rover in an all-cash deal valued at $2.3 billion, the companies announced Wednesday

Three siblings held hostage by Hamas since Oct. 7 were reunited with their family dog in Israel after being released as part of a hostage-release deal.

Tilly, an adorable 3-year-old terrier, might not understand English, but she certainly knows how to hold an engaging conversation!

The owners of Ike, a 5-year-old golden retriever, opened up about their experience and how their dog recovered from the unknown illness.

The Transportation Security Administration has released its new calendar featuring more than 1,000 explosives-detection dogs working across the United States to help keep airports safe.

The Oliver family's golden retriever was hospitalized for several days.

Richmond Animal Care and Control kicked off their Thanksgiving foster program.

A veterinarian shares the symptoms of the mystery illness affecting dogs and responds to viewers' questions and concerns.

A serious respiratory illness has been seen in four states, with the number of cases climbing and concern as families begin to travel with their pets for the holidays.

ABC News' Becky Worley is joined by furry friends from the North Shore Animal League America to look at the best deals in tech, home and more ahead of Black Friday.

A 3-year-old Pit Bull Terrier mix at the Anti-Cruelty Society in Chicago found his forever home with Loren and his partner Drew after staff posted about the special “Hound Dog” online.

Vets say symptoms include coughing, sneezing, rapid breathing and dehydration.

Meet ‘Ripken the Bat Dog’, North Carolina States’ black Labrador retriever offering a helping paw at the school’s football games! ABC News’ Danny New has more.

Amanda Cavanagh, section head of the Small Animal Emergency Service at Colorado State University, explains what dog owners should know about

Dr. Tom helped make a nervous dog feel more comfortable by offering them snacks before a check up.

Veterinary laboratories in several states are investigating an unusual respiratory illness in dogs

Veterinarians are sounding the alarm about an uptick in a mystery dog illness that causes canines to cough.

The canine respiratory illness is highly contagious and can be deadly if left untreated.

While research is still underway, veterinarians are calling the unknown illness highly contagious, and in some cases fatal, and say most reported symptoms are similar to a typical kennel cough.

This good boy deserves a hunk of cheese, stat!

The two-year-old German shepherd designed his own toy.

Staff Sgt. Thomas Watkins reunited with Blek, a now-retired military dog whom he used to handle at a duty station.

Jennifer Fraser and her prized pooch Daiquiri discuss the world of dancing dog competitions featured in ABC News Studios’ new series, "The Secret Life of Dancing Dogs."

These doodle puppies didn't hesitate to run outside and play in the fresh snowfall.

Maverick, a European Blue Great Dane and therapy dog for the USO, joins "GMA" after being crowned the top winner of the 13th annual awards.

Salt Lake City non-profit organization Ruff Haven provides crisis sheltering for pet families

Four-legged stars from the 33rd annual Tompkins Halloween Dog Parade in New York City were invited to show off their costumes and compete in the categories of creativity, character, comfort and more.

ABC News’ Will Ganss is here on how Americans are going costume crazy for their furry friends as pet costume spending went up this year and projected to reach $700 million.

Clearly, they’re the bestest boys and girls!

Amanda Tanner’s border collie Axel led her husband down to their 17-year-old son Gabriel’s room where he was experiencing a stroke.

A 31-year-old dog in Portugal who had been ranked as the world's oldest dog ever has died.

Born in 1992, the dog named Bobi was a guard dog that lived on a farm.

Anna Schwab dresses her rescue dogs in an array of costumes based on different movies, putting the howl in "Howloween."

Lucy’s parents wanted to make sure she felt included and part of the family when they welcomed home twins.

The 8-year-old Brittany has walked on his hind legs since he was a puppy, when he was injured in an accident.

ABC News’ Danny New met the viral feline face of a Manhattan animal shelter who’s garnered hundreds of thousands of followers online.

"The story of Roman is one of perseverance and hope."

ABC News’ Danny New spoke with one vet who says there’s evidence to suggest they do!

Naps are Marty’s favorite part of the day, as is ours!

A Department of Defense official has been charged with dog fighting, according to records unsealed by the Justice Department on Monday night.

We’re getting a behind-the-scenes look at German photographer Christian Vieler’s photo shoot with adorable pups.

The protective pooch wandered over from the sidelines to break up a perceived "fight" between two competitors, and was promptly escorted away — after the referees got some pets in.

Fenix the husky was born with cerebellar hypoplasia, which causes him to prance when he walks. His journey of overcoming obstacles with positivity has made him a "canine life coach" in his own right.

The 15-year-old basset hound loves walks but sometimes gets too tired to complete them.

The nonprofit "Draws for Paws" kicked off its "Grandpaws Initiative" with the Virginian Senior Living Community residents in Fairfax, Virginia.