Deep Look
(10/20/2014–01/27/2026)Nature
Episodes
S2014E01
Pygmy Seahorses: Masters of Camouflage
S2014E02
The Amazing Life of Sand
S2014E03
What Gall! The Crazy Cribs of Parasitic Wasps
S2014E04
The Hidden Perils of Permafrost
S2014E05
What Gives the Morpho Butterfly Its Magnificent Blue?
S2015E01
The Fantastic Fur of Sea Otters
S2015E02
How Electric Light Changed the Night
S2015E03
In the Race for Life, Which Human Embryos Make It?
S2015E04
Banana Slugs: Secret of the Slime
S2015E05
From Drifter to Dynamo: The Story of Plankton
S2015E06
Newt Sex: Buff Males! Writhing Females! Cannibalism!
S2015E07
What Happens When You Put a Hummingbird in a Wind Tunnel?
S2015E08
Where Are the Ants Carrying All Those Leaves?
S2015E09
These 'Resurrection Plants' Spring Back to Life in Seconds
S2015E10
What Happens When You Zap Coral With The World's Most Powerful X-ray Laser?
S2015E11
Can A Thousand Tiny Swarming Robots Outsmart Nature?
S2015E12
How Do Sharks and Rays Use Electricity to Find Hidden Prey?
S2015E13
Nature's Mood Rings: How Chameleons Really Change Color
S2015E14
You're Not Hallucinating. That's Just Squid Skin.
S2015E15
Why Jellyfish Float Like a Butterfly—And Sting Like a Bee
S2015E16
Watch Flesh-Eating Beetles Strip Bodies to the Bone
S2015E17
What Makes Owls So Quiet and So Deadly?
S2015E18
Nature's Scuba Divers: How Beetles Breathe Underwater
S2015E19
The Sex Lives of Christmas Trees
S2016E01
These Crazy Cute Baby Turtles Want Their Lake Back
S2016E02
The Ladybug Love-In: A Valentine's Special
S2016E03
This Mushroom Starts Killing You Before You Even Realize It
S2016E04
Stinging Scorpion vs. Pain-Defying Mouse
S2016E05
The Bombardier Beetle And Its Crazy Chemical Cannon
S2016E06
Meet the Dust Mites, Tiny Roommates That Feast On Your Skin
S2016E07
This Pulsating Slime Mold Comes in Peace (ft. It's Okay to Be Smart)
S2016E08
Winter is Coming For These Argentine Ant Invaders
S2016E09
These Lizards Have Been Playing Rock-Paper-Scissors for 15 Million Years
S2016E10
How Mosquitoes Use Six Needles to Suck Your Blood
S2016E11
These Carnivorous Worms Catch Bugs by Mimicking the Night Sky
S2016E12
This Vibrating Bumblebee Unlocks a Flower's Hidden Treasure
S2016E13
Sticky. Stretchy. Waterproof. The Amazing Underwater Tape of the Caddisfly
S2016E14
Sea Urchins Pull Themselves Inside Out to be Reborn
S2016E15
Can the Frog Apocalypse be Stopped by a New "Vaccine" ?
S2016E16
Watch These Frustrated Squirrels Go Nuts!
S2016E17
For These Tiny Spiders, It's Sing or Get Served
S2016E18
These Termites Turn Your House into a Palace of Poop
S2016E19
The Double-Crossing Ants to Whom Friendship Means Nothing
S2016E20
The Snail-Smashing, Fish-Spearing, Eye-Popping Mantis Shrimp
S2016E21
Why Reindeer and Their Cousins are Total Boneheads
S2017E01
Roly Polies Came From the Sea to Conquer the Earth
S2017E02
Archerfish Says..."I Spit in Your Face!"
S2017E03
If Your Hands Could Smell, You'd Be an Octopus
S2017E04
Why Does Your Cat's Tongue Feel Like Sandpaper?
S2017E05
Everything You Never Wanted to Know About Snail Sex
S2017E06
These Fighting Fruit Flies Are Superheroes of Brain Science
S2017E07
Identical Snowflakes? Scientist Ruins Winter For Everyone.
S2017E08
How Do Pelicans Survive Their Death-Defying Dives?
S2017E09
Decorator Crabs Make High Fashion at Low Tide
S2017E10
These Fish Are All About Sex on the Beach
S2017E11
A Real Alien Invasion Is Coming to a Palm Tree Near You
S2017E12
Why Is The Very Hungry Caterpillar So Dang Hungry?
S2017E13
This Is Why Water Striders Make Terrible Lifeguards
S2017E14
Daddy Longlegs Risk Life ... and Especially Limb ... to Survive
S2017E15
A Baby Dragonfly's Mouth Will Give You Nightmares
S2017E16
There's Something Very Fishy About These Trees ...
S2017E17
These Whispering, Walking Bats Are Onto Something
S2017E18
It's a Goopy Mess When Pines and Beetles Duke it Out
S2017E19
Praying Mantis Love is Waaay Weirder Than You Think
S2018E01
Why the Male Black Widow is a Real Home Wrecker
S2018E02
This Giant Plant Looks Like Raw Meat and Smells Like Dead Rat
S2018E03
For Pacific Mole Crabs It's Dig or Die
S2018E04
So ... Sometimes Fireflies Eat Other Fireflies
S2018E05
How Ticks Dig In With a Mouth Full of Hooks
S2018E06
Take Two Leeches and Call Me in the Morning
S2018E07
Upside-Down Catfish Doesn't Care What You Think
S2018E08
Why Do Tumbleweeds Tumble?
S2018E09
You've Heard of a Murder of Crows. How About a Crow Funeral?
S2018E10
Watch These Cunning Snails Stab and Swallow Fish Whole
S2018E11
You'd Never Guess What an Acorn Woodpecker Eats
S2018E12
What Do Earwigs Do With Those Pincers Anyway?
S2018E13
How Elephants Listen...With Their Feet
S2018E14
Watch This Bee Build Her Bee-jeweled Nest
S2018E15
This Adorable Sea Slug is a Sneaky Little Thief
S2018E16
How Kittens Go From Clueless to Cute
S2018E17
The House Centipede is Fast, Furious, and Just So Extra
S2018E18
A Sand Dollar's Breakfast is Totally Metal
S2018E19
Want a Whole New Body? Ask This Flatworm How
S2018E20
Whack! Jab! Crack! It's a Blackback Land Crab Smackdown
S2019E01
Turret Spiders Launch Sneak Attacks From Tiny Towers
S2019E02
Jerusalem Crickets Only Date Drummers
S2019E03
These Hairworms Eat a Cricket Alive and Control Its Mind
S2019E04
How Your Dog's Nose Knows So Much
S2019E05
Samurai Wasps Say 'Smell Ya Later, Stink Bugs'
S2019E06
How Lice Turn Your Hair Into Their Jungle Gym
S2019E07
Porcupines Give You 30,000 Reasons to Back Off
S2019E08
This Millipede and Beetle Have a Toxic Relationship
S2019E09
Honey Bees Make Honey ... and Bread?
S2019E10
These Face Mites Really Grow on You
S2019E11
Meeting a Wormlion Is the Pits
S2019E12
Watch Bed Bugs Get Stopped in Their Tracks
S2019E13
Look Inside a Rattlesnake's Rattle
S2019E14
Peregrine Falcons are Feathered Fighter Jets, Basically
S2019E15
This Bee Gets Punched by Flowers For Your Ice Cream
S2019E16
Kidnapper Ants Steal Other Ants' Babies - And Brainwash Them
S2019E17
These Giant Leaf Insects Will Sway Your Heart
S2019E18
This Killer Fungus Turns Flies into Zombies
S2019E19
Tarantulas Take Hooking Up To The Next Level
S2019E20
The Curious Webspinner Insect Knits a Cozy Home
S2020E01
Why Crickets Just Won't Shut Up
S2020E02
A Tsetse Fly Births One Enormous Milk-Fed Baby
S2020E03
You Wish You Had Mites Like This Hissing Cockroach
S2020E04
Kangaroo Rats Are Furry, Spring-Loaded Ninjas
S2020E05
A Flea's Fantastic Jump Takes More Than Muscle
S2020E06
Walking Sticks Stop, Drop and Clone to Survive
S2020E07
This Dangerous Mosquito Lays Her Armored Eggs – in Your House
S2020E08
California Floater Mussels Take Fish For an Epic Joyride
S2020E09
How The Coronavirus Attacks Your Lungs
S2020E10
Sharpshooter Insects' Sexy Vibrations Spell Trouble in the Vineyard
S2020E11
Glasswing Butterflies Want To Make Something Perfectly Clear
S2020E12
These Sneaky Ensatina Salamanders Are Heading For a Family Split
S2020E13
Cape Sundews Trap Bugs In A Sticky Situation
S2020E14
What Actually Makes Water Roll Off a Duck's Back?
S2020E15
This is NOT a Dandelion.
S2020E16
Is a Spider's Web a Part of Its Mind?
S2020E17
Watch These Peregrine Falcons Become Fierce Parents
S2020E18
Ever Seen a Starfish Gallop?
S2020E19
See Sea Slugs Scour Seagrass by the Seashore
S2020E20
Here's How That Annoying Fly Dodges Your Swatter
S2021E01
These Silk-Swinging Caterpillars Will Ruin Your Picnic
S2021E02
These Mites Rain Down To Save Your Strawberries
S2021E03
These Acrobatic Beach Hoppers Shred All Night Long
S2021E04
Firebrats and Silverfish Are Rocking Some Old-School Looks
S2021E05
Born Pregnant: Aphids Invade with an Onslaught of Clones
S2021E06
Why Did the Mexican Jumping Bean Jump?
S2021E07
Leaf Miner Fly Babies Scribble All Over Your Salad
S2021E08
The Undying Hydra: A Freshwater Mini-Monster That Defies Aging
S2021E09
Scorpions Are Predators With a Sensitive Side
S2021E10
The Pipevine Caterpillar Thrives in a Toxic Love Triangle
S2021E11
These Feisty Hermit Crabs Brawl Over Snail Shells
S2021E12
The Axolotl Salamander Doesn't Wanna Grow Up
S2021E13
This Bee Builds Sandcastles at the Beach
S2021E14
Once a Spawn a Time: Horseshoe Crabs Mob the Beach
S2021E15
These Rare Damselflies Find Love With a Twist in Fog City
S2021E16
You Can't Unsee the Assassin Bug's Dirty Work
S2021E17
Tadpole Shrimp Are Coming For Your Rice
S2021E18
Skeleton Shrimp Use 18 Appendages to Feed, Fight and ... Frolic
S2021E19
How a Kissing Bug Becomes a Balloon Full of Your Blood
S2021E20
These Swarming Locusts Are Grasshoppers Gone Wrong
S2022E01
Australian Walking Stick Insects Are Three Times Weirder Than You Think
S2022E02
Flying Termites Take a Dangerous Journey to a New Life
S2022E03
This Mushroom Tricks Flies By Faking Its Own Death
S2022E04
The Vinegaroon Sprays Acid to Foil Its Foes
S2022E05
Honeypot Ants Turn Their Biggest Sisters into Jugs of Nectar
S2022E06
Barnacles Go To Unbelievable Lengths To Hook Up
S2022E07
Silkworms Spin Cocoons That Spell Their Own Doom
S2022E08
This Freaky Fruit Fly Lays Eggs in Your Strawberries
S2022E09
Don't Go Chasing Water Bugs
S2022E10
Teddy Bear Bees Stab Flowers To Steal Their Nectar
S2022E11
Barn Owl Table Manners are Just ... Different
S2022E12
Backswimmer Insects Drag Prey Into the Upside Down
S2022E13
Fire Ants Turn Their Babies into a Stinging Life Raft
S2022E14
This Parasite is Cramping The Monarch Butterfly's Style
S2022E15
Yellowjackets Roll Tiny Meatballs For The Babies
S2022E16
How Hoverflies Spawn Maggots that Sweeten Your Orange
S2022E17
Citrus Psyllids Bribe Ants With Strings Of Candy Poop
S2023E01
Have You Met a Hagfish? It's About Slime
S2023E02
Earthworm Love is Cuddly ... and Complicated
S2023E03
How Does the Mussel Grow its Beard?
S2023E04
What Makes This Frog's Tongue So Fast AND Sticky?
S2023E05
This Mushroom Can Fly
S2023E06
Why Do Snakes Have Forked Tongues?
S2023E07
Gecko Grip: It's Atomic (Really)
S2023E08
Springtails Do Their Own Stunts
S2023E09
This Snail Goes Fishing With a Net Made of Slime
S2023E10
This Fly Torpedoes a Bindweed Bee's Nest
S2023E11
This Daring Fly Swims in a Shimmering Bubble Shield
S2023E12
Cockroach vs. Hydraulic Press: Who Wins?
S2023E13
Watch Ladybugs Go From Goth to Glam
S2023E14
Varroa Mites Are a Honeybee's 8-Legged Nightmare
S2023E15
This Weevil Has Puppet Vibes But Drills Like a Power Tool
S2023E16
Dog Ticks Are Changing Their Diet. You're on the Menu
S2023E17
Mom, Where Do Baby Jellyfish Come From?
S2024E01
A Drain Fly's Happy Place Is Down Your Pipes
S2024E02
Watch Spawning Corals Synchronize With the Night Sky
S2024E03
Sharpshooter Insects are Real Wizzes at Whizzing
S2024E04
These Solar-Powered Carnivorous Flatworms Divide and Conquer
S2024E05
Watch Ferns Get Freaky
S2024E06
Meet the Bug You Didn't Know You Were Eating
S2024E07
Stingless Bees Guard Tasty Honey With Barricades, Bouncers and Bites
S2024E08
Fly Metamorphosis is a Beautiful Nightmare
S2024E09
These Baby Starfish Are Carnivorous Little Snowflakes
S2024E10
Tar Pits Are a Death Trap. Except for This Fly.
S2024E11
How Salamanders Skydive From the Tallest Trees in the World
S2024E12
This Mite-y Beetle Buries the Dead to Start a Family
S2024E13
5 of the Worst Tiny Bloodsuckers That Have Ever Bitten Us
S2024E14
Why Do Sunflowers Face the Sunrise?
S2024E15
These 5 Bees Are Waaay More Than Honey and Stingers
S2024E16
Lacewing LOVE is Noisier Than You Think
S2024E17
Beware of Flesh-Eating Sand Piranhas at the Beach
S2025E01
Want a Cozy, Free Home? Ask This Caterpillar How
S2025E02
4 of the Deadliest Tiny Hunters We've Ever Filmed
S2025E03
4 Tiny Romances That Are Almost Too Freaky to Share
S2025E04
This Weevil Was Born in Your Rice and It's Hungry
S2025E05
5 Tiny Pests That Could Be In Your Home Right Now
S2025E06
This Jumping Spider Trains Itself to Kill
S2025E07
Spider Love Is a Battlefield
S2025E08
Why Mosquitoes Buzz in Your Ear
S2025E09
Clothes Moths Got Your Sweater? There's a Wasp for That
S2025E10
The 4 Most Ruthless Ants We've Ever Filmed
S2025E11
Beach Day? These 5 Surprising Creatures Are Hanging Out Too
S2025E12
These Lovebugs Have Attachment Issues
S2025E13
Tiger Beetles Bite First, Ask Questions Never
S2025E14
Pick Your Player: Dragonfly vs Damselfly
S2025E15
These 5 Creatures Make a Living Off of Death: A Halloween Compilation
S2025E16
Save The Grapes! Enter The Mealybug Destroyer!
S2025E17
This Stick Insect Has a Peppermint-Scented Secret Weapon
S2026E01
There's No Place Like Home: 4 of Nature's Savviest Homeowners
S2026E02
Can You Spot These Insane Camouflaged Animals?