The 4-year-old Great Dane weighs 250-pounds and stands 3 feet, 7 inches tall from paw to shoulder — three-quarters of an inch taller than his closest rival, according to Guinness World Records. Guinness World Record - Great Dane - Dog - Breeds - United States

Jan. 27:  Gina DiNardo, a spokeswoman for the American Kennel Club, tells TODAY’s Natalie Morales which breeds are the top dogs. (Today Show) American Kennel Club - United States - Dog - Pets - Recreation

Greyhound advocates are scrambling to find homes for hundreds of dogs that will no longer be racing after nine tracks around the U.S. closed in 2009, including several just last week.

Greyhound racing - United States - Dog - Homelessness - Greyhound

Is your dog or cat scratching uncontrollably? If so, your pet might have allergies. Here's how to recognize them and what to do.

Veterinarians say it’s not unusual for some dogs and cats to reach 15 years or more, and they’re seeing more and more pets do so.

Lady Di is a lovely purebred collie with a pleasant disposition, just like lots of other dogs dumped at shelters in areas that lack anywhere near enough would-be owners. Unlike all but a lucky few of those animals, she got a plane ride away from death row.

Gibson, the California dog dubbed the tallest in the world by the Guinness Book of World Records, has died after a battle with bone cancer.

Dog owners who spend many a stormy night struggling to get some sleep while a panting, drooling, trembling pet climbs around on top of them know that the fear of thunder can be a tricky problem to solve. Earmuffs, head halters and swaddling attire are among the remedies that can help.

Thousands of dogs and horses with degenerative arthritis have been helped with stem cell treatments, owners say, despite lack of evidence such treatments work.

Some of the most common, and beautiful, ornamental plants can be deadly for pets. Among the most dangerous are azaleas, rhododendron, oleander, foxglove and lily of the valley.