Learn about some of the strange and unusual facts and terms in the animal kingdom.
Just how big do animals come? Dive backward through time and the fossil record in search of the most colossal member of kingdom Animalia.
Ever wonder why some birds end up following a mother of another species? It has a lot to do with who (or what) is around when they hatch. So maybe keep your distance the next time you spot a nest.
Join HowStuffWork's Robert Lamb as he visits Zoo Atlanta's new Scaly Slimy Spectacular home for reptiles and amphibians.
They're found in stupendous numbers, they don't take up much lab space and they have an awful lot to teach us about the world and its residents. Meet 10 of the insects we just can't stop studying.
Marine biologists have discovered a lot about the ocean's residents while you were busy dozing on the beach. We've dug up 10 of their coolest discoveries.
The pink hippo milk myth is the ultimate lesson for those who believe everything they read on the Web.
Fancy yourself a modern-day Jonah? Keep in mind that this most famous of whale tales never scientifically considers if a whale has ever really swallowed someone alive.
The elephant graveyard lends an air of romance and mystery to the mighty animal, but in reality, it's just a myth.
Your dog sees the world in color, not in black and white. Though dogs are often described as colorblind, they see much more than you'd expect.
Pet owners love to brag about their furry friends, but have you ever wondered whether your dog or cat can count? You may be surprised to learn about the mathematical prowess of some common animals.
Many humans are sure their pets understand a variety of commands – but what do the experts have to say? Read on to find out exactly how much animals grasp the English language.
If you're plagued by rodents, the only sure way to catch them is to load a mousetrap with a large wedge of cheese, right? Wrong – to catch mice, think sweet!
The dinos hog all the Cretaceous headlines. Do you have any idea what else scurried, hopped and otherwise cruised around Earth before the K-T mass extinction?
Meet the pig: It can employ evasive maneuvers and play video games with joysticks, among other porcine talents. Kind of a whole different take on bacon, isn't it?
The world is full of cuddly koalas, loyal dogs and friendly dolphins. Or is it? Even positive animal stereotypes can be dangerous if they lead to humans making poor judgment calls.
Ever been told you're as stubborn as a mule or blind as a bat? It might have been an unintended compliment. Many common sayings about animals are really off the mark.
Flying and being invisible are NOT the only superpowers. What if you could freeze yourself and then reanimate? What if you could survive space without any help from NASA like tardigrades can? Time to introduce a few new superpowers into your arsenal.
The natural world boasts an incredible diversity of animals, some of which are so colorful and bizarre that they seem made-up. Meet 10 very creative creatures.
One bird parent flies for miles, dunks itself in water and returns the nest to let babies actually suck the water from its feathers. Another turns a blind eye to sibling shenanigans that can turn deadly. Can you name these animal parents?
You might know that a cheetah can run 70 mph, but did you know that hens can change sex or that leeches have three sets of jaws? Here are 10 really strange animal facts.
These canines are more than just your average furry friends: They can mean a whole lifestyle change for some people.
One animal procrastinates. Another is famous for making out. Yet another might remember faces better than you do. Our nonhuman cohorts are capable of much more than instinct and action. Here are 10 captivating examples.
What does it take to be a successful race horse? Learn about the best jockeys with this famous racehorse countdown.
What is an alpine habitat? Learn what constitutes an alpine habitat and who lives there.
What is an temperate forest? Learn what constitutes an temperate forest and who lives there.