PBS
The Rise and Fall of the Bone-Crushing Dogs
A huge and diverse subfamily of dogs, the bone-crushers patrolled North America for more than thirty million years, before they disappeared in the not-too-distant past. So what happened to the biggest dogs that ever lived?
TED-Ed
TED-Ed: Why don't poisonous animals poison themselves? - Rebecca D. Tarvin
Thousands of animal species use toxic chemicals to defend themselves from predators. Snakes have blood clotting compounds in their fangs, the bombardier beetle has corrosive liquid in its abdomen and jellyfish have venomous, harpoon-like...
PBS
The Time Terror Birds Invaded
About 5 million years ago, a new predator made its way from the south and onto the coastal plains of North America. It was a giant, flightless, carnivorous bird and came to be known by one of the coolest and most richly earned nicknames...
SciShow Kids
Roar! Meet the Big Cats! Animal Science for Kids
Can you tell a leopard from a jaguar? How are lions different from tigers -- other than those stripes? Jessi introduces you to the four big cats!
PBS
Life, Sex & Death Among the Dire Wolves
This is not a Game of Thrones fan fiction episode. Dire wolves were real! And thousands of them died in the same spot in California. Their remains have taught us volumes about how they lived, hunted, died and way more about any animal's...
SciShow
Bizarre Creatures of the Deep Sea | Compilation
There are some weird animals out there, but few environments have produced stranger creatures than the deep ocean!
SciShow
8 of the Worst Stinging Insects
Generally, humans try to avoid getting stung by insects. However, in the name of science, the betterment of humanity, and pure curiosity, there are brave people out there who willingly subject themselves to the business end of the most...
TED-Ed
TED-Ed: Claire Simeone: The lovable (and lethal) sea lion
Sunning themselves on rocks or waddling awkwardly across the beach, it's easy to think of sea lions more as sea house cats. But don't be fooled by their beachside behavior. Under the waves, sea lions are incredible endurance hunters,...
SciShow
The Science of Sleep
If you celebrate American Thanksgiving, odds are you're full of food and pretty sleepy right about now. While you drift off for a post-feast nap, enjoy this compilation of episodes covering all kinds of different sleepy, science-y topics!
SciShow
The Speedy Cold-Hearted Tuna
Most fish are pretty sluggish in the cold. But the Pacific bluefin tuna is one of the fastest apex predators in the frigid Pacific ocean. Their physiology has adapted to help them retain more of the heat their bodies produce, except when...
SciShow
Darwin's Darlings: Meat-Eating Plants
SciShow describes the fascinating science of Darwin's little darlings: meat-eating plants. Learn about their many different types, how they catch and eat their prey, and how scientists think they evolved.
SciShow
Bloody Amazing Facts About Vampire Bats
It appears at night, sneaks up behind its prey, and sucks its blood! Is it a vampire? No, it's a vampire bat! Here are some bloody amazing facts about them for Halloween!
TED-Ed
Real-life "Alien" jaws | Darien Satterfield
After stalking a cuttlefish, a moray eel finally pounces. As the eel snags the mollusk in its teeth, its prey struggles to escape. But before it can wiggle away, a second set of teeth lunge from the eel's throat. This adaptation is...
SciShow
SciShow Quiz Show: A Different Kind of Animal Wonders
Jessi from Animal Wonders gets a Quiz Show rematch against Hank. Will he prevail this time, or commit an animal blunder?
SciShow
3 Things Fish Shouldn't Be Able to Do
When you think of animals with awesome abilities, fish usually aren’t the first thing that come to mind, but there are a few species that have taken their adaptations to the extreme!
SciShow
8 Creepy Animals That Are Actually Harmless
Claws, teeth, stingers... there are a lot of things that can make an animal look downright scary and dangerous. Sometimes, though, looks can be deceiving! Face your fears and learn about eight animals that use their tough looks to hide...
MinuteEarth
Why are Snakes so Creepy?
Snakes occupy a special place in the human brain because they’re so weird. __________________________________________ FYI: We try to leave jargon out of our videos, but if you want to learn more about this topic, here are some keywords...
PBS
The Story of Saberteeth
Smilodon was a fearsome Ice Age cat, the size of a modern-day tiger, that had a pair of fangs nearly 18 centimeters long. But it was only the last and largest of the great sabertooths: ridiculously long canines had already been a trend...
PBS
Dimetrodon: Our Most Unlikely Ancestor
With its lizard-like appearance and that distinctive sail on it back, Dimetrodon is practically the mascot of the Palaeozoic Era, a time before flowers, birds, mammals, and even crocodiles. But if you take a close look at this...
SciShow
7 Species That Really Are What They Eat
There are creatures who get some super important and recognizable part of their biology from their diets.
PBS
Why Megalodon (Definitely) Went Extinct
For more than 10 million years, Megalodon was at the top of its game as the oceans' apex predator...until 2.6 million years ago, when it went extinct. So, what happened to the largest shark in history?
SciShow
Kleptopredation Natural Turduckens
Some birds steal food from other birds to save themselves work, but kleptopredators take it one step further!
SciShow
7 Ridiculous Feats of Strength in the Animal Kingdom
You're probably already familiar with some of the more common examples of super strong animals, like the crocodile with its powerful bite or the leafcutter ant's impressive overhead carry. However, there are lots of lesser-known animals...
SciShow
8 Awe-Inspiring Spiders
Whether it’s building bridges across rivers or solving puzzles, spiders are way cooler than you might think. Many have smart or elaborate features that allow them to do some pretty extraordinary things! Chapters View all NET-CASTING...