Why don't poisonous animals poison themselves?
Adults Animals
Thousands of animal species use toxic chemicals to defend themselves from predators.
Why Are Wild Parrots Disappearing in Miami?
Adults Animals
In Miami, conservationist Daria Feinstein is on a mission to save the beautiful Blue-and-yellow Macaw-before it's too late.
Why Only Some Monkeys Have Awesome Tails
Adults Animals
Almost all mammals with prehensile tails live in the neotropics because the forest is different there.
Every Dinosaur In 'Jurassic Park' Series Explained
Adults Animals
Nathan Smith, associate curator in the Dinosaur Institute at the Natural History Museum of Los Angeles County, talks about every dinosaur that appears in the Jurassic Park films.
Which Life Form REALLY Dominates Earth?
Adults Animals
Are humans really Earth's most dominant species? Let's put all of the planet's living things on a scale and see what has amassed the most mass.
Rise Of The Mesopredator
Adults Animals
Thanks to humans, old school apex predators are struggling to hold onto their perch at the top of the food chain.
Why Don't Sled Dogs Ever Get Tired?
Adults Animals
Sled dogs are the best endurance athletes in the world thanks to a weird quirk in their metabolism.
How Evolution Turned A Possum Into A Wolf
Adults Animals
ntil the early 20th century, Tasmania was home to a very weird wolf-like creature. Except that it wasn't a wolf. Even though it looked like a wolf.
See What It Takes to Hide a Secret Tracker in a Rhino Horn
Adults Animals
In Tanzania, a team of veterinarians are on a covert mission to protect the black rhinoceros from poaching.
Why Some Animals Follow The Moon
Adults Animals
Organisms of all shapes and sizes synchronize their behaviors using biological clocks. Some keep pace with the daily rising and setting sun using circadian rhythms.
How Cats Became our Feline Overlords
Adults Animals
Check out how cats became our favorite little murder machines.
Are naked mole rats the strangest mammals?
Adults Animals
What mammal has the social life of an insect, the cold-bloodedness of a reptile, and the metabolism of a plant?
Leopard Mother Rescues Cub from Wild Dogs
Adults Animals
A young leopard is taught a lesson in caution after a close call with a group of African wild dogs.
How squids outsmart their predators
Adults Animals
There are about 500 species of squid, and they live in all the world's oceans, making them a reliable food source for whales, dolphins, sharks, seabirds, fish - and even other squids. As a result, the squid's most extraordinary adaptations are those that have evolved to help them thwart these predators.
Are Birds Modern-Day Dinosaurs?
Adults Animals
An asteroid strike 66 million years ago devastated the dinosaurs. But today's birds are proof there were a few survivors.
What's the difference between hibernation and sleep?
Adults Animals
The Arctic Ground Squirrel hibernates by burrowing under the permafrost and slipping into a state of suspended animation.
A simple way to tell insects apart
Adults Animals
There are nearly a million known insect species in the world, but most have one of just five common types of mouthparts.
Crocodile Feeding FRENZY!
Adults Animals
On this episode of Breaking Trail, Coyote feeds a GIANT Saltwater Crocodile!
Cannibalism in the animal kingdom - Bill Schutt
Adults Animals
Until recently, scientists thought cannibalism was a rare response to starvation or other extreme stress.
Why Don't Sheep Shrink In The Rain?
Adults Animals
Getting wet isn't REALLY what makes wool shrink; it merely exacerbates the friction between the wool fibers, which is stronger in one direction than another, so when agitated in the washer or dryer, they migrate in relation to each other in a process called "felting."
Why BEAVERS Are The Smartest Thing In Fur Pants
Adults Animals
Beavers have done more to shape North American landscapes than any animal beside humans. We don't notice them much today because there aren't many left, but before colonization, North America was home to hundreds of millions of these furry engineers.