Up Next
Back to Show
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.
Support Provided By
3:38
Born deaf and blind, kittens need constant warmth and milk to survive.
3:37
Nudibranchs may look cute and defenseless ... but watch out. These sea slugs are thieves.
4:22
A female blue orchard bee is a multitasking master. Her beautiful nests help food grow.
3:38
African elephants may have huge ears, but they also listen with their feet.
3:42
Earwigs have some imposing pincers on their rear, and they're not afraid to use them.
3:33
The lengths they have to go to to stock up for the winter *will* surprise you.
4:08
Cone Snails have an arsenal of tools and weapons under their pretty shells.
3:50
Crow funerals aren't the solemn events that we hold for our dead. What's really going on?
3:04
To reproduce, vibrant tumbleweeds need to turn into rolling brown skeletons.
3:15
This catfish looks confused, but swimming belly-up helps it camouflage and breathe better.
3:11
Once used for questionable treatments, leeches now help doctors to reattach body parts.
3:32
A tick uses a mouth of hooks to cling to you. But there *is* a way to pull it out.