Learn about some of the strange and unusual facts and terms in the animal kingdom.
Is Your Pup One of the 10 Smartest Dog Breeds?
Why Do Cats Purr? Happiness Isn't the Only Reason
7 of the World's Smallest Dog Breeds
How to Safely and Responsibly Feed Hummingbirds
6 Facts About How Bees Learn, Think and Make Decisions
10 of the Deadliest Snakes in the World
Could California Condor 'Virgin Birth' Rescue the Species?
Among Other Amazing Creatures, the Amazon Has Pink Dolphins
Meet 5 Lazarus Species, Animals Once Presumed Extinct, But Alive and Well
T. Rex Didn't Kiss and Tell, But May Have Had Lips
Real Life 'Jurassic Park'? Scientists Work to Bring Back Extinct Thylacine
Utahraptor: The Salty Saga of a Killer Dinosaur
If you think dog and cats are the world's smartest pets, you're right. But there are others too. Which smart animals top the list?
By Mitch Ryan
Snails and slugs have to take it easy because of the unique way they move. Fortunately, they don't have to be in a big hurry to get dinner.
You can't dis a naked mole rat just for being himself, but, really, what animal could be uglier? Well, the world is full of ugly animals and we've got nine other choices for you.
Even if Mother Nature hasn't blessed a wild animal with extra-thick coat of fur, she has provided it with some other ingenious ways to survive winter.
There are a lot of contenders depending on how you slice it. We look at the fastest animals on land, sea and air.
By Alia Hoyt
Hammerhead worms are toxic but not particularly dangerous — unless, of course, you eat too many of them.
It's hard to say what is the most dangerous animal in the world; you're not comparing apples to apples. But when it comes dangerous, these four top the list.
By Alia Hoyt
These intelligent, friendly creatures have a life span of 15 to 20 years and make great pets.
Your dog barking at the mailman? Loud. But he's got nothing on these five. They're some of the loudest animals on the planet, and they're probably not the ones you'd expect.
You probably like a lot of Animalia (that's the scientific name for animals), but how well do you know their formal monikers? Every animal has a two-part Latin name, with the first word capitalized, for classification purposes.
By Alia Hoyt
A zorse is one strange looking horse. That's because it's the product of a zebra stallion and a female horse.
Kiddo was his name and not only was he the first cat to attempt to cross the Atlantic in an airship, but he also did it as a stowaway.
By John Donovan
Venomous and poisonous mean very different things and are often used incorrectly. We'll clear up the confusion.
The Gila monster is the most venomous lizard on U.S. soil. But despite the fact that its bite can be debilitating, its venom can also save lives.
By Mark Mancini
We know dogs have been trained to sniff out everything from burglars to bombs. Now a group of researchers is hoping some savvy canines can help detect coronavirus, too.
More than 70 percent of pet owners play music for their pets so Spotify has created custom playlists just for your furry friends (and your favorite iguanas, too).
The grudge match that was popularized in Rudyard Kipling's short story "Rikki-Tikki-Tavi" is a mystifying one, but a few specialized traits allow mongooses to add venomous snakes to their list of entrées.
The green iguana isn't native to the Sunshine State. So how did this invasive lizard get there and become the state's menace to society?
By Mark Mancini
Gastroliths, or "stomach stones," are found in animals from chickens to sea lions. But what are they for?
Animal sanctuaries should provide animals with excellent care for the rest of their lives. But many don't. So how do you know if a sanctuary is legit?
3-D printing is helping animals — both wild and domestic — recover from injuries that might once have meant euthanasia.
The magic of a blacker-than-black chicken like the Ayam Cemani is in its genetics.
Geckos have abilities that definitely take lizardhood up a notch.
Chameleons change color whenever they feel agitated, exhilarated, threatened or excited. OK, but how?
There's a four-legged security officer patrolling your airport and this canine is on a mission to find illegal fruits and veggies.