Ancient Fauna, Flora & Fungi

Ancient Fauna, Flora & Fungi

Video thumbnail: Eons How the Turtle Got Its Shell

Eons

How the Turtle Got Its Shell

Where did turtles come from? And how did the they get their shells?

How the Turtle Got Its Shell

Video thumbnail: Eons How the Squid Lost Its Shell

Eons

How the Squid Lost Its Shell

Ancestors of cephalopods all had shells until it proved to be their biggest weakness.

How the Squid Lost Its Shell

Video thumbnail: Eons Why Triassic Animals Were Just the Weirdest

Eons

Why Triassic Animals Were Just the Weirdest

Why the Triassic was full of creatures that look a lot like other, more modern species.

Why Triassic Animals Were Just the Weirdest

Video thumbnail: Eons When Fish First Breathed Air

Eons

When Fish First Breathed Air

Before a group of fish could live on dry land, they acquired the ability to breathe air.

When Fish First Breathed Air

Video thumbnail: Eons When Insects First Flew

Eons

When Insects First Flew

Insects were the first animals to fly. Scientists are still working on how it happened.

When Insects First Flew

Video thumbnail: Eons When Fish Wore Armor

Eons

When Fish Wore Armor

420 million years ago, some fish wore armor – and it may have served a surprising purpose.

When Fish Wore Armor

Video thumbnail: Eons When Birds Had Teeth

Eons

When Birds Had Teeth

How did Archaeopteryx relate to today’s birds? Its teeth provide a major clue.

When Birds Had Teeth

Video thumbnail: Eons How Horses Took Over North America (Twice)

Eons

How Horses Took Over North America (Twice)

Horses vanished from North America for 10,000 years until a mammal brought them back.

How Horses Took Over North America (Twice)

Video thumbnail: Eons Life, Sex & Death Among the Dire Wolves

Eons

Life, Sex & Death Among the Dire Wolves

Dire wolves were real! Their remains taught us a lot about how they lived.

Life, Sex & Death Among the Dire Wolves

Video thumbnail: Eons When Giant Amphibians Reigned

Eons

When Giant Amphibians Reigned

A look at when Temnospondyls Amphibians existed for 210 million years

When Giant Amphibians Reigned

Video thumbnail: Eons When Giant Scorpions Swarmed the Seas

Eons

When Giant Scorpions Swarmed the Seas

Sea scorpions thrived for 200 million years, coming in a wide variety of shapes and sizes.

When Giant Scorpions Swarmed the Seas