Loading player…

Streaming via XPrime

Season 6 · Episode 4

Eons: How Vertebrates Got Teeth... And Lost Them Again

10mAired 2022-02-08

As revolutionary as teeth were, they would go on to disappear in some groups of vertebrates. But why?

Playback is provided by a third-party source (XPrime). StreamFlix does not host any video files. If a stream fails to load, the source may be temporarily unavailable.

Episodes

Season

68 episodes

Iframe is sandboxed to block popups and ads. Some sources may still occasionally redirect.

Eons: How Vertebrates Got Teeth... And Lost Them Again

How our deadliest parasite turned to the dark side

Primates vs Snakes (An Evolutionary Arms Race)

How the Rise of Social Insects Shrunk These Dinosaurs

How Vertebrates Got Teeth... And Lost Them Again

How Horses Went From Food To Friends

Why We Only Have Ten Toes (It's a Long Story)

Sharks nearly went extinct 19 million years ago #shorts

Dire wolves aren’t wolves at all #shorts

Could humans survive if they traveled back in time 3 billion years? #shorts

Some trees are more closely related to broccoli than to other trees #shorts

Human knees are the worst and we have evolution to thank for that #shorts

A crater in Turkmenistan has been on fire for about 50 years #shorts

When a Giant Pterosaur Ruled the European Islands

Only one human has been excavated from the La Brea Tar Pits #shorts

Could humans survive a giant space rock colliding with Earth 66 million years ago? #shorts

The Sudden Rise of the First Colossal Animal

The Tasmanian tiger is definitely extinct. So why do people keep report sightings of them? #shorts

The Extreme Hyenas That Didn't Last

Who forged one of the most famous fake fossils of all time? #shorts

After this bird went extinct the first time, evolution just hit replay #shorts

Someone lost the only fossil from what might’ve been the biggest dinosaur ever #shorts

Would you have survived the biggest mass extinction of all time? #shorts

An ancient insect trapped in amber has a parasitic mushroom erupting out of it? #shorts

How the Smallest Animal Got So Simple

We know a lot about dinosaurs but...what was the first dinosaur? #shorts

Why Sour May Be The Oldest Taste

The Ancient Human Species With A Missing Body

Are there dinosaur fossils in space? #shorts

Why don’t rabbits get really, really big? #shorts

An extinct human species was discovered deep within a cave system #shorts

When Ants Domesticated Fungi

The Curious Case of the Cave Lion

Is This The Oldest Dad In The Fossil Record?

Why did so many predators die at the Cleveland-Lloyd Dinosaur Quarry? #shorts

What is the most successful human species? #shorts

Sharks have antibacterial skin. Can we use that to save lives? #shorts

This Ice Age pup's last meal was a woolly rhino #shorts

What came first, the sabertooth or the cat? #shorts

How To Build A Woolly Mammoth (But Should We?)

Something Has Been Making This Mark For 500 Million Years

Giant Viruses Blur The Line Between Alive and Not

This new giant bacterium is visible to the naked eye #shorts

Another Spinosaurus study, another opportunity to debate if Spinosaurus was aquatic #shorts

There were dinosaurs with basically no arms at all, just hands! #shorts

When Giant Millipedes Reigned

How Plate Tectonics Transformed Los Angeles

Why Does Caffeine Exist?

This was the biggest earthquake humans ever experienced #shorts

Someone stole two of the most important documents in the history of science #shorts

You can thank evolution for flesh-eating bees #shorts

This is one of the oldest art workshops ever discovered! #shorts

Did An Ancient Pathogen Reshape Our Cells?

How Whale Evolution Kind Of Sucked

The Fungi That Turned Ants Into Zombies

Did you know that fossils can get sick? #shorts

A supervolcano in Idaho once caused a disaster 900 miles away. #shorts

A bunch of very important fossils disappeared during WWII. #shorts

Did this animal poop cubes? Giant cubes? #shorts

Are wisdom teeth a problem for us because of evolution? Or because of our development? #shorts

Our extinct relative was an ancient leopard’s lunch. #shorts

When did we start wearing clothes? #shorts

Did Megalodon go after whale faces specifically? #shorts

Where Did Water Come From?

Our Ancient Relative That Said 'No Thanks' To Life On Land

Imagine a cat's mouth fully covering up their saber teeth. #shorts

Darwin correctly predicted an animal existed without ever seeing it. #shorts

Neandertals weren’t dumb cavemen. In lots of ways, they were just like us. #shorts

Here are two ways to get a fossil species named after you. #shorts