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How Mosquitoes Use Six Needles to Suck Your Blood

How Mosquitoes Use Six Needles to Suck Your Blood

Season 3 Episode 10
2:55
These Carnivorous Worms Catch Bugs by Mimicking the Night Sky

These Carnivorous Worms Catch Bugs by Mimicking the Night Sky

Season 3 Episode 11
3:31
This Vibrating Bumblebee Unlocks a Flower's Hidden Treasure

This Vibrating Bumblebee Unlocks a Flower's Hidden Treasure

Season 3 Episode 12
3:32
Sticky. Stretchy. Waterproof. The Amazing Underwater Tape of the Caddisfly

Sticky. Stretchy. Waterproof. The Amazing Underwater Tape of the Caddisfly

Season 3 Episode 13
3:35
Sea Urchins Pull Themselves Inside Out to be Reborn

Sea Urchins Pull Themselves Inside Out to be Reborn

Season 3 Episode 14
3:02
Stopping the Frog Apocalypse with a New Vaccine

Can the Frog Apocalypse be Stopped by a New "Vaccine" ?

Season 3 Episode 15
3:42
Watch These Frustrated Squirrels Go Nuts!

Watch These Frustrated Squirrels Go Nuts!

Season 3 Episode 16
3:10
For These Tiny Spiders, It's Sing or Get Served

For These Tiny Spiders, It's Sing or Get Served

Season 3 Episode 17
3:47
Termites and their Palace of Poop

These Termites Turn Your House into a Palace of Poop

Season 3 Episode 18
3:13
The Double-Crossing Ants

The Double-Crossing Ants to Whom Friendship Means Nothing

Season 3 Episode 19
2:53
The Snail-Smashing, Fish-Spearing, Eye-Popping Mantis Shrimp

The Snail-Smashing, Fish-Spearing, Eye-Popping Mantis Shrimp

Season 3 Episode 20
3:46
Have You Met a Hagfish? It’s About Slime.

Have You Met a Hagfish? It’s About Slime.

Season 10 Episode 1
3:52
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Deep Look

These Lizards Have Been Playing Rock-Paper-Scissors for 15 Million Years

Season 3 Episode 9

Male side-blotched lizards have more than one way to get the girl. Orange males are bullies. Yellows are sneaks. Blues team up with a buddy to protect their territories. Who wins? It depends - on a genetic game of roshambo.
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In the Race for Life, Which Human Embryos Make It?
3:38
Season 1 Episode 8
In the Race for Life, Which Human Embryos Make It?
Every one of us started out as an embryo.
How Electric Light Changed the Night
3:05
Season 1 Episode 7
How Electric Light Changed the Night
Artificial light makes the modern world possible.
The Fantastic Fur of Sea Otters
3:23
Season 1 Episode 6
The Fantastic Fur of Sea Otters
Sea otters aren't just cute -- they're a vivid example of life on the edge.
What Gives the Morpho Butterfly Its Magnificent Blue?
3:03
Season 1 Episode 5
What Gives the Morpho Butterfly Its Magnificent Blue?
What does it mean to be blue?
The Hidden Perils of Permafrost
3:11
Season 1 Episode 4
The Hidden Perils of Permafrost
Mysterious bacteria lay dormant in the Arctic permafrost.
What Gall! The Crazy Cribs of Parasitic Wasps
2:58
Season 1 Episode 3
What Gall! The Crazy Cribs of Parasitic Wasps
Plenty of animals build their homes in oak trees.
The Amazing Life of Sand
2:46
Season 1 Episode 2
The Amazing Life of Sand
There's a story in every grain of sand.
Pygmy Seahorses: Masters of Camouflage
2:26
Season 1 Episode 1
Pygmy Seahorses: Masters of Camouflage
Pygmy seahorses survive by attaching to vibrant corals.
Deep Look Season 12
4:54
Episode 1
Want a Cozy, Free Home? Ask This Caterpillar How
After growing up inside a “grass taco,” a grass skipper butterfly emerges and woos a mate.
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