Back to Show
Deep Look
How Lice Turn Your Hair Into Their Jungle Gym
Season 6
Episode 6
Why are itchy lice so tough to get rid of and how do they spread like wildfire? They have huge claws that hook on hair perfectly, as they crawl quickly from head to head.
Sign up now for inspiring and thought-provoking media delivered straight to your inbox.
Support Provided By

4:25
This fly’s larvae tunnel inside greens like arugula and kale, leaving squiggly marks.

4:15
Each seed is home to a head-banging moth larva, trying to survive the Sonoran Desert sun.

5:01
Female aphids are matriarchs of a successful family operation — taking over your garden.

4:36
Firebrats and silverfish are pretty darn similar to some of the earliest insects on Earth.

4:11
After sunset, tiny crustaceans called beach hoppers emerge from sandy underground burrows.

4:12
Two tiny mites duke it out on strawberry plants throughout California.

4:00
California oak moth caterpillars eat all the leaves on an oak. Will the tree survive?

4:33
Don't despair – there *is* a trick to smacking these infuriating insects.

4:14
These sea slugs may look lazy, but eelgrass sea hares are actually environmental heroes.

4:33
They may look cute and colorful, but starfish are actually voracious predators.

5:29
Fallcon stars Annie and Grinnell face the tough demands of raising a family.

4:43
Orb weaver spiders build webs not only to catch insects, but to extend their senses.