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 Albatross Soars Over Thousands of Miles of Open Ocean
The World's Most Dangerous Bird and 9 Runners-up
The 3 Types of Ducks Every Birdwatcher Should Know
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
The Dumbo Octopus Is a Deep Sea Ballerina
20 of the Most Dangerous Sea Creatures in the Deep Blue
8 Most Dangerous Jellyfish and 1 Stinging Imposter
There Are 4 Types of Reptiles, But 1 Only Exists in New Zealand
Basilisk Lizard, aka 'Jesus Christ Lizard,' Walks on Water
A Galapagos Tortoise Weighs Almost 1,000 Pounds
Learn More
The albatross is one of nature's most impressive flyers, soaring effortlessly over the ocean for days or weeks at a time, often without flapping its wings for hours. These majestic seabirds are built for gliding across vast distances as they search for food and connect distant parts of the world.
By Karina Ryan
Lizards are some of the most diverse and fascinating creatures on the planet. There are so many types of reptiles that come in an incredible variety of shapes, sizes and colors, from worm-sized snakes and tiny turtles to gargantuan crocodiles and giant monitor lizards that could pass for modern-day dinosaurs.
By Mack Hayden
Winter animals have to be resilient to endure cold temperatures and adapt to food scarcity in order to survive in extreme environments.
By Mack Hayden
Advertisement
Deep in the ocean, living in eternal darkness, is the dumbo octopus (of the genus Grimpoteuthis), a creature that few humans have seen face-to-face. When someone is lucky enough to spot one, they're often captivated by its charms.
If you've ever seen a lizard running across the surface of water, you've likely witnessed the amazing basilisk lizard in action. This stunning feat earned the basilisk the nickname "Jesus Christ lizard." Like the founder of Christianity, this slithery critter can walk across lakes and seas.
By Mack Hayden
The Galapagos tortoise is one of the most iconic reptiles on Earth, and for good reason. These gentle giants are the largest tortoises in the world, living on the Galápagos Islands and playing a key role in their ecosystems.
By Karina Ryan
Let's dig into the key traits, differences and surprising similarities of these cold-blooded creatures.
By Mack Hayden
Advertisement
Did you know green iguanas have a third eye and can grow up to 7 feet (2.1 meters) long?
By Ada Tseng
The green sea turtle is among the most elegant marine creatures cruising through our oceans. Known for their gentle demeanor and striking appearance, these marine turtles are vital to ocean ecosystems, especially their marine turtle habitat in coral reefs and seagrass meadows.
Found across Africa, these aquatic giants are known for their incredible hunting abilities, remarkable parenting instincts. To be honest, their ability to make us glad we're not in their neighborhood!
By Zach Taras
Found only in Indonesia, the Komodo dragon (Varanus komodoensis) roams the rugged terrain of islands like Komodo Island and within Komodo National Park, a protected sanctuary for these unique reptiles.
By Mack Hayden
Advertisement
The leatherback sea turtle is the heavyweight of the sea turtle world ... literally. This sea turtle species can grow as long as a small car and weighing over half a ton!
By Mack Hayden
The American alligator is the second-largest reptile in North America, falling just slightly behind its cousin, the American crocodile.
By Mitch Ryan
The most dangerous sea creatures in the world don't always have large teeth like great white sharks or weigh over 10 tons (9 metric tonnes) like the killer whale. The sea creatures that are a threat to humans are often the smaller, more innocent-looking ones that carry lethal amounts of venom.
By Ada Tseng
The grolar bear, also known as the pizzly bear, is a hybrid animal that's the result of crossbreeding between a polar bear and a grizzly bear, two species typically separated by geography and habitat.
Advertisement
Bears are incredible creatures, but they can also be some of the most dangerous animals on the planet. While even the most dangerous bear will typically avoid humans, under the right (or wrong!) circumstances, it can become aggressive, especially if it feels threatened or if you're in its territory.
By Talon Homer
What is the dumbest animal on Earth? Spoiler: It's not your uncle who tried to deep-fry a turkey in his bathtub.
When you think of the most dangerous creatures on Earth, you might picture big animals like sharks or lions, but the insect world is filled with tiny critters capable of causing serious harm. The most dangerous insect can kill by spreading deadly diseases, and others achieve the same end with toxic venom.
By Zach Taras
While swarm of jellies may look serene, you're best off keeping your distance. A sting from the most dangerous jellyfish on Earth can be deadly. Even when we're not looking at the most dangerous, many jellyfish species have venomous stings that can cause everything from mild discomfort to serious pain.
By Talon Homer
Advertisement
The most dangerous bird species are also some of the most beautiful. These seemingly innocent creatures can pack a punch — or peck — that you definitely want to avoid.
By Talon Homer
What's the difference between a purring feline on your lap and the most dangerous cat in the world? Whether large or small, the skilled hunters on this list capable of taking down prey — and sometimes they come into contact with humans, resulting in fatal or serious injuries.
By Zach Taras
Fish may seem harmless compared to larger predators on land, but some of the deadliest animals are hiding in the oceans and rivers throughout the world. From venomous stings to sharp teeth, the most dangerous fish species can be lethal to humans.
By Mack Hayden
Since many of us no longer live in small agricultural societies, while you might be familiar with the idea of a mule, you might not know about the specifics of the actual animal.
By Zach Taras
Advertisement
Africa is home to some of the most dangerous animals on the planet, and many of them pose a real threat to humans. With that said, the most dangerous animal in Africa may surprise you.
By Mack Hayden
When it comes to stinging insects, wasps are some of the most feared creatures out there. Unlike honeybees, which can only sting once, most wasps can sting multiple times, injecting painful venom with each strike.