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 10
Red squirrels have a big attitude, which might have to due with their small size. They have to act big. And they do so with noisy and aggressive behavior.
By Mark Mancini
When threatened, the slow loris licks venom secreted from a gland under its arm. Licked and loaded, the loris is ready to poison an attacker with a bite.
There are over 60 species of langur in the world, all of which eat a plant-based diet and most of which burp a lot.
By Wendy Bowman
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These chunky little guys aren't dogs at all. They're actually part of the rodent family, and they're shockingly smart.
By Meg Sparwath
The showy lionfish is a stunning beauty. But this invasive species, which was released into the wild in the 1980s, is wreaking havoc on delicate reef ecosystems worldwide.
By Wendy Bowman
Pit vipers also carry venom in twin glands behind their eyes, delivered through movable fangs that can be folded up against the roof of their mouth.
By Mark Mancini & Talon Homer
The name dik-dik comes from the repetitive 'dik' sound the tiny female dik-dik makes when she feels threatened.
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These two amphibians look similar and are often confused for each other. So how many traits do they share?
By Mark Mancini
The lemon shark isn't as aggressive as some other sharks and it isn't quite as yellow as its name suggests.
By Katie Carman
Servals have long legs and necks, which allow them to spot prey over the tall grasses of the savanna, but their huge ears give them their best weapon - an acute sense of hearing.
By Mark Mancini
Sperm whales are one of the largest creatures in the ocean. And they have the biggest brain on the planet. So are they also the smartest? We'll tell you.
By Wendy Bowman
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These snakes are some of the best reptilian actors you'll ever meet, but don't let the act fool you.
By Mark Mancini & Talon Homer
This denizen of the frigid deep not only lives a crazy long life, it also can grow up to 24 feet in length and eating its flesh can make humans "shark drunk."
By Katie Carman
Yes, this terrifying worm was named after the infamous Bobbitt case. And with good reason.
By Mitch Ryan
The praying mantis is a powerful predator, and not as robotic (or as romantic!) as it seems.
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The blue-footed booby is known as much for its comical mating dance as for its intensely colored blue feet.
Caracals have really cool ears and can also jump 10 feet in the air from a seated position.
Yes, the obvious fur color seems like a dead giveaway, but you can't always judge a bear by the color of its fur.
By Mark Mancini
Are these strong and dependable animals all the same? If so, why the different names? If not, what makes them different?
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From the fictional Hedwig in the Harry Potter series, to those that live wild and free, the snowy owl is one of the most captivating species of owl in the world.
By Wendy Bowman & Talon Homer
These wily canines are probably best known because of the phrase "a dingo ate my baby." But come on. Did a dingo really eat a baby? And do they even attack humans?
By Meg Sparwath
There's more to Australia's kookaburra than the cheery song you learned as a kid, but what is it that makes the kookaburra laugh?
To some, the thought of snakes flying through the air is the scariest thought imaginable, but, as we'll explain, flying snakes don't actually fly, they "fall with style."
By Mark Mancini
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Macaws mate for life, can speak human words and have even been known to blush when delighted.
Their mamas may be the only ones who can tell them apart, but there are major differences between these cousins, one being the type of water in which they can survive.