Mammals
Scientifically-speaking there are 11 mammal groups, and most Mammals are warm-blooded, have body hair, give live birth and nurse their young with milk from mammary glands. Check out these articles about all kinds of mammals.
What Is a Group of Otters Called? The Official Terms Are Adorable
What Is a Group of Orcas Called? Not a School or a Squad But A...
What Is a Group of Seals Called? Depends Where It Is
The Largest Bat in the World Has a Wingspan Over 5 Feet
Baby Bats Babble With Moms, Hinting at Human Language Development
Fruit Bats Are the Best Pollinators (and Suppliers of Tequila)
What Is a Group of Pandas Called? We're Blushing
What Do Pandas Eat (Other Than Bamboo)?
Polar Bear vs. Grizzly Bear: Which Bear Is Bigger and Tougher?
What's the Country With the Most Wild Tigers?
What Is a Group of Ferrets Called? You're Such a Busybody
What Is a Group of Lions Called? 'Pride Rock' Makes So Much Sense Now
What Is a Group of Elk Called? Not Always a Gang
What Is a Group of Buffalo Called? Hint: It Also Applies to Bison
What Is a Group of Cows Called? Not Always a Herd
The Happiest Animal on Earth Is the Quokka
What Do Possums Eat? Most Things, It Turns Out
What's It Like Inside a Kangaroo's Pouch?
What Is a Group of Apes Called? Not a Troop but a...
What Is a Group of Lemurs Called? Sounds Highly Suspicious
10 'Ugliest' Monkey Species: Unconventional Beauty in Primates
What Is a Group of Porcupines Called? Exactly What It Looks Like
What Is a Group of Mice Called? Not Always a Colony
Rat Poop vs. Mouse Poop: Important Differences for Pest Control
What Is a Group of Sloths Called? It's About as Cuddly As They Are
What Is a Group of Hedgehogs Called? It's Adorably Appropriate
What Is a Group of Skunks Called? Here's Why You've Never Asked Before
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Fisher cats aren't actually cats, but cat-sized members of the weasel family, and their favorite snack is - yikes - the porcupine.
Arguably the most charming rodent in the world, the capybara is also the largest.
It is the largest animal ever to exist on the planet.
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Despite being known as the "lesser panda," the red panda is so totally cute, we simply can't use that moniker. No way. Not now. Not ever.
The ocelot may look like a slightly wilder version of a domesticated tabby cat, but they are three times the size of house cats, much fiercer and, though abundant in some areas, still endangered.
These adorable little rodents are popular as pets, but they require some special care.
It may seem like just the cutest thing in the world to you, but owning a pet monkey is a really bad idea. Here's why.
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These little critters are super cute, so why do they have a reputation for being one of the worst of the mammal world?
By Mark Mancini
Llamas and alpacas are very similar animals, but the differences in personality are striking.
Because most of what we know about honey badgers comes from a three-minute comedy video, there are a lot of misconceptions about these wily weasels.
Sure, hedgehogs are cute as heck, but do you think one really wants to live in your house?
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There doesn't seem to be much of a gray area. Most people are a hard yes or yard no.
By Meg Sparwath
Sure, opossums eat out of your trashcan, but they're also strange little superheroes.
Your favorite cashmere sweater is super-soft and luxurious. It probably cost you an arm and leg, too. Here's why.
By Jamie Allen
A group of researchers in Shennongjia National Nature Reserve discovered that these female monkeys are essentially happy to feed each other's offspring.
By Jamie Allen
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Perhaps it's a mating signal. Or meant to confuse owls and other predators. Or maybe it's just for looks.
By Jamie Allen
Elephants make a specific sound to warn each other of nearby humans.
By Loraine Fick
A dolphin doesn't breathe automatically, so during sleep, one side of its brain stays awake to ensure the mammal rises to the surface and breathes.
By Loraine Fick
Penguins stand for months on the coldest ice in the world without their feet freezing, thanks to special blood circulation.
By Loraine Fick
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It looks excruciating, and nobody knows exactly why it happens.
Before you declare which team you're on, we've got the breakdown on this auditory battle royal.
By Mark Mancini
When we think of big cats in the wild, we most likely think of lions and tigers. But there are so many more amazing wild cats you've probably never even heard of. Here are five.
By Oisin Curran
Do humpback whales get tired of singing the same old song, or do they simply start over when it gets too complicated?
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A first-of-its-kind study reaffirms why wolves are vital to the health of our ecosystem.
The annual bison roundup in South Dakota's Custer State Park is a spectacle full of cowboys, horses and of course wild buffalo, all set against the backdrop of the rolling Black Hills. It's also about as Americana as you can get.
By John Donovan