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.
The smallest owls in the world have mad survival skills, like killing poisonous scorpions and playing dead.
If salamanders can regrow or repair limbs, eyes and spinal cords, could humans do it too? After all, we share a lot of the same genes. That's what some researchers set out to find.
The cleaner wrasse fish passed the mirror test, which is considered the gold standard for determining self-awareness.
Elephants make a specific sound to warn each other of nearby humans.
This could mean good news for conservation and anti-poaching efforts if other species follow suit.
The parrots of the Telegraph Hill neighborhood of San Francisco are legendary, but how did they get there?
Vomiting is nature's clearly preferred method for cleaning out the contents of the stomach. But not all animals can do it.
A dolphin doesn't breathe automatically, so during sleep, one side of its brain stays awake to ensure the mammal rises to the surface and breathes.
Bee vaccines might be key to our food security.
Penguins stand for months on the coldest ice in the world without their feet freezing, thanks to special blood circulation.
The single-celled Mesodinium chamaeleon harnesses algae, which lives inside it, for energy.
There are lots of theories. Maybe fluorescence helps them find each other in the dark?
Wisdom the Laysan albatross is pushing 70, but laid another egg this year.
From burrowing beneath the frost line to literally surviving with 40 percent of the its body frozen solid, these creatures have it rough during the cold months.
It looks excruciating, and nobody knows exactly why it happens.
Think a teeny tiny ant can't pack a punch? Think again. The Dracula ant can subdue its prey so fast, they never know it's coming.
How do small headhunter ants decapitate larger, fiercer trap-jaw ants? And why do they do it?
Before you declare which team you're on, we've got the breakdown on this auditory battle royal.
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.
Do humpback whales get tired of singing the same old song, or do they simply start over when it gets too complicated?
The first-ever deep-sea exploration of West Java seas netted more than 12,000 marine creatures, including some new species of crabs, prawns and lobsters.
A first-of-its-kind study reaffirms why wolves are vital to the health of our ecosystem.
The American cockroach places a well-aimed karate kick to keep the jewel wasp from turning it into a zombified husk of wasp chow. That's what a new study found anyway.
Justin O. Schmidt studies insect venom and has a rating system for the relative agony inflicted by the world's most painful stings. Which is the worst?
The Dumbo octopus is just one of the amazing creatures filmed by the most recent voyage of the E/V Nautilus.