Wild Animals
Whether they crawl, fly, swim, slither, walk, run or pounce, wild animals rely on their instincts. Read about all kinds of wild animals, mammals, birds, fish, insects, reptiles and amphibians.
Golden Poison Dart Frog Eats Toxic Insects for Its Own Poison
Toad vs. Frog: Differences in Anatomy, Habitat and More
What's the Difference Between a Newt and Salamander?
The Most Dangerous Insect (and 13 Others to Avoid)
The Most Dangerous Wasp and 9 Other Stingers to Avoid
The Tsetse Fly, Blood Meals and African Sleeping Sickness
The World's Most Dangerous Bird and 9 Runners-up
The 3 Types of Ducks Every Birdwatcher Should Know
10 Types of Owls: From Tiny Screech-owls to Great Horned Owls
13 Most Dangerous Fish, Eels and Sharks
The Stonefish Hides in Plain Sight and Packs a Painful Sting
The Pufferfish Really Isn't Happy to See You
Why Grolar Bear Numbers Increase With Climate Change
The Most Dangerous Bear and 9 Others to Give a Wide Berth
The World's Most Dangerous Cat and 14 Other Fierce Felines
20 of the Most Dangerous Sea Creatures in the Deep Blue
8 Most Dangerous Jellyfish and 1 Stinging Imposter
Freshwater Snails: Helpful Carriers of Harmful Parasites
So, the American Alligator Can Climb Trees ... How Terrifying
Saw-scaled Viper: Opportunistic, Fast and Highly Venomous
Inland Taipan: Most Venomous Snake in the World
Learn More / Page 9
Pallas's cats appear cantankerous, in part due to their flat faces and large, owl-like eyes with round pupils.
By Katie Carman
Porbeagles are related to great whites, but while they're also athletic killers, they're smaller and far less ferocious. And what's with the funny dog name?
By Mark Mancini
Looks can be deceiving. That's definitely true for the blue-ringed octopus. It's tiny, stunningly beautiful and looks harmless. Yet its venom could kill 26 men in minutes.
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Native to East Asia, the Joro spider has adapted to life in the southern U.S. and, as far as we know, is a beneficial addition to the ecosystem.
The boxing kangaroo as a symbol of the Australian fighting spirit dates back to the 1890s, but what's the truth? Do kangaroos actually box?
They love your lawn and, in 2021, they're everywhere. Here's what to do about armyworms and how to spot the little critters.
If you're looking for the venomous timber rattler, the U.S. is the place to be, as these bad boys are found in at least 27 states.
By Mark Mancini
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Scientists have found striking parallels between the babbling produced by greater sac-winged bat pups and the babbling baby sounds of human infants.
The invasive spotted lanternfly is spreading across the Eastern U.S. Here's what you need to know about this voracious pest.
Decades before Discovery started its wildly successful Shark Week, Americans were transfixed by stories of shark-infested waters.
Spiders don't have wings, so technically can't fly. But some arachnids can soar through the air with the greatest of ease.
By Mark Mancini & Talon Homer
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Leucistic squirrels are rare, but Brevard, North Carolina has a thriving population.
Most of us think all bees live in colonies, or hives, but there are far more species that don't produce honey, don't sting and live mostly solitary lives underground.
You read that right. Fruit bats are instrumental in pollinating hundreds of plants, including the agave, a key ingredient in tequila.
By Mark Mancini
With a little pig snout and the locomotion of a kangaroo, these tiny desert rodents hardly ever drink water and rarely urinate.
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Humpback whales can be as long as a city bus and weigh as much as two. They love to breach and water slap with their fins and tails, making them a perennial favorite for whale watchers.
By Katie Carman
The pistol shrimp is feared in the ocean for its ability to hit a prey with air bubbles that travel 82 feet per second, pop at 218 decibels and deliver 8,000 degrees Fahrenheit of heat.
By Katie Carman
It's a behavior synonymous with gorillas - beating the chest. But why do they do it? Researchers think they've figured out what the purpose is behind that pounding.
Magpies are much-maligned as harbingers of doom, thieves of shiny objects and songbird eggs, but they're smart, monogamous for life and actually hold funerals for one another.
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Finches can live for five to 10 years and make great companion pets as long as they are given enough space to fly around.
Often confused with the venomous coral snake, which advertises its toxicity through bright bands of color, the milk snake is harmless to humans.
By Mark Mancini & Talon Homer
And we mean really loud. Like up to 100 decibels loud. Get all the buzz on what's making these bug-eyed bugs return.
By John Cooley & Chris Simon
They look a lot like beavers and the two rodents have a lot in common. But muskrats are their own species with their own signature scent.
By Meg Sparwath
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Badgers love to dig - one den, or "sett," in southern England is thought to cover a territory of over a square mile and have up to 100 entrances.
The cartoon Roadrunner beep-beeped his way through the desert, outfoxing Wile E. Coyote every time, but the real bird can run up to 27 mph and, in some Native American traditions, offers protection from evil spirits.