Season 5
How Your Dog's Nose Knows So Much
Dogs have a great sense of smell, but what makes their noses so powerful?
How Your Dog's Nose Knows So Much
These Hairworms Eat a Cricket Alive and Control Its Mind
These Hairworms Eat a Cricket Alive and Control Its Mind
These Hairworms Eat a Cricket Alive and Control Its Mind
Turret Spiders Launch Sneak Attacks From Tiny Towers
Turret Spiders Launch Sneak Attacks From Tiny Towers
Turret Spiders Launch Sneak Attacks From Tiny Towers
Whack! Jab! Crack! It's a Blackback Land Crab Smackdown
These Caribbean crabs will tear each other limb from limb to get the best burrow.
Whack! Jab! Crack! It's a Blackback Land Crab Smackdown
Want a Whole New Body? Ask This Flatworm How
Planarians are tiny googly-eyed flatworms that can regrow their entire body.
Want a Whole New Body? Ask This Flatworm How
A Sand Dollar's Breakfast is Totally Metal
Sand dollars look way different in their lives beneath the waves.
A Sand Dollar's Breakfast is Totally Metal
The House Centipede is Fast, Furious, and Just So Extra
House centipedes are masterful predators with a knack for fancy footwork.
The House Centipede is Fast, Furious, and Just So Extra
How Kittens Go From Clueless to Cute
Born deaf and blind, kittens need constant warmth and milk to survive.
How Kittens Go From Clueless to Cute
This Adorable Sea Slug is a Sneaky Little Thief
Nudibranchs may look cute and defenseless ... but watch out. These sea slugs are thieves.
This Adorable Sea Slug is a Sneaky Little Thief
Watch This Bee Build Her Bee-jeweled Nest
A female blue orchard bee is a multitasking master. Her beautiful nests help food grow.
Watch This Bee Build Her Bee-jeweled Nest
How Elephants Listen ... With Their Feet
African elephants may have huge ears, but they also listen with their feet.
How Elephants Listen ... With Their Feet
What Do Earwigs Do With Those Pincers Anyway?
Earwigs have some imposing pincers on their rear, and they're not afraid to use them.
What Do Earwigs Do With Those Pincers Anyway?
You'd Never Guess What an Acorn Woodpecker Eats
The lengths they have to go to to stock up for the winter *will* surprise you.
You'd Never Guess What an Acorn Woodpecker Eats
Watch These Cunning Snails Stab and Swallow Fish Whole
Cone Snails have an arsenal of tools and weapons under their pretty shells.
Watch These Cunning Snails Stab and Swallow Fish Whole
You've Heard of a Murder of Crows. How About a Crow Funeral?
Crow funerals aren't the solemn events that we hold for our dead. What's really going on?
You've Heard of a Murder of Crows. How About a Crow Funeral?
To reproduce, vibrant tumbleweeds need to turn into rolling brown skeletons.
Why Do Tumbleweeds Tumble?
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