Carnivores
Carnivores are meat-eating mammals. Learn about tigers, coyotes, and other predators of the animal kingdom.
This Is the Biggest Whale, by Length and by Weight
The Bowhead Whale Survives Icy Waters and Killer Whale Attacks
Why Are Orcas Attacking Boats? Experts Weigh In
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)
The Biggest Bear Stands 5 Feet Tall on All Fours (Not Even on Its Hind Legs)
Why Grolar Bear Numbers Increase With Climate Change
The Most Dangerous Bear and 9 Others to Give a Wide Berth
Elk vs. Moose Antlers and Mating Behavior (Yes, They're Related)
What Do Horses Eat in the Wild and on Farms?
What Do Goats Eat? Not Avocados or Rhubarb!
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 Do Gorillas Eat? How Are They Such Muscular Herbivores?
The Tarsier Is One Weird Primate, and Yes, We're Related
Marmosets Are Tiny, Upper Canopy-dwelling Monkeys
Marmot vs. Groundhog Habitats and Hibernation Patterns
The Largest Rodent Weighs 150 lbs and Eats Its Own Feces
The Naked Mole Rat Exhibits Hive Behavior, Lives Up to 30 Years
What Is the Biggest Cat in the World? Top 9 Species in the Wild
Cheetah vs. Leopard: Can You Spot the Differences?
Bunny vs. Rabbit: Is There a Difference?
Learn More / Page 2
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.
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
A first-of-its-kind study reaffirms why wolves are vital to the health of our ecosystem.
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By frightening top predators, the fear of humans may be distorting ecosystem processes even more than previously imagined.
A new scientific study reveals that the smells unique to meerkat communities aren't produced by the meerkats themselves.
By Chris Opfer
House cats seem to love chasing laser pointers. But what about their larger, wilder cousins?
The cuddly cubs were born in the same zoo that experienced disastrous flooding in 2015.
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Motion-sensing cameras, detailed maps and a special poop-detecting dog all played a part in finding the jaguar nicknamed "El Jefe."
Breaking multiple records, Sarah set speeds never matched by any other animal. She was euthanized earlier this week by the staff at the Cincinnati Zoo, where she lived.
Cheetahs share so much DNA that they're practically clones of one another. But what does this mean for the future of the species?
By Bambi Turner
As fans of George R.R. Martin's "Song of Ice and Fire" series know all too well, a person encountering a dire wolf will likely end up in dire straits. But while these fearsome beasts make for great fiction, do they have any grounding in reality?
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Learn all about tigers with these HowStuffWorks Tiger Facts!
In this guide to mammals, you'll learn about the Gray Wolf, the largest canid in the world. Learn about the Gray Wolf's habitat, diet and conservation status.
You'd like to trap the skunk in your backyard, without getting sprayed. Find out here how to trap a skunk without getting sprayed.
Most jackals have the same nuclear family as the one portrayed in "Leave it to Beaver" -- a father, a mother and the kids. So do Mama and Papa jackal call a babysitter when they want date night?
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If you've been sprayed by a skunk, you probably ended up in a bathtub filled with tomato juice. But is there any truth to this treatment, or should we debunk the skunk?
If the animal world were school, otters would be those kids who never leave the playground. Always begging for five more minutes of recess, otters take playtime very seriously.
If you come across a cougar, you might scream in fear. So if this predator could easily devour you, why might it harmonize your screech with its own tone-deaf shriek?
With powerful jaws, massive paws and piercing claws, the leopard is built for hunting. But how can this cat possibly take down animals three times its size?
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When cats go swimming, is it still considered doggy paddling? Tigers might not be invited to your next pool party, but they sure do love taking a dip.
Loners might seem intriguing, but they lead dangerous lives -- a least those in the wolf world do. Lone wolves are outsiders, relying only on themselves to survive without a pack.
Plagued by negative images and slanderous tales, wolves could use the help of a good publicist. Will positive news like wolves help strengthen the ecosystem override age-old fears and misconceptions?
What's a full moon without the cry of a wolf echoing in the background? Are wolves really howling at the moon or just talking among themselves?
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Wolves are wild predators and could kill your beloved Fido for a tasty meal. But will these animals come after you, or do they prefer a drama-free neighborhood?
Contrary to popular belief, the leaders of a wolf pack aren't always hyper-aggressive social climbers. The truth is more nuanced, and more interesting.