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.
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.
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 Are There As Many Males As Females?
Adults Animals
In almost every animal species on Earth, equal numbers of males and females are conceived. Why is that?
Why Are Mosquitoes Attracted To Me?!
Adults Animals
Mosquitoes are attracted to me and it's likely due to my genes.
How to Make an Elephant Explode with Science - The Size of Life 2
Adults Animals
Life on this planet is based on cells. Cells do vary in size. But they are pretty similar in their dimensions across all species. A blue whale doesn't have bigger cells than a hummingbird, just a lot more of them.
Why Is Blue So Rare In Nature?
Adults Animals
Among living things, the color blue is oddly rare. Blue rocks, blue sky, blue water, sure. But blue animals? They are few and far between. And the ones that do make blue? They make it in some very strange and special ways compared to other colors. In this video, we'll look at some very cool butterflies to help us learn how living things make blue, and why this beautiful hue is so rare in nature.