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Deep Look
These Fish Are All About Sex on the Beach
Season 4
Episode 12
During the highest tides, California grunion stampede out of the ocean to mate on the beach. When the party's over, thousands of tiny eggs are left stranded up in the sand. How will their lost babies make it back to the sea?
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4:00
Mussels create byssal threads to attach themselves to rocks and each other.
4:10
Earthworms cozy up with a mate inside tubes of slime to make cocoons full of baby worms.
3:52
What keeps the boneless, jawless hagfish thriving after more than 300 million years? SLIME
5:04
Researchers use invisible lasers, ghastly wasps and more trickery to protect orange groves
4:20
As they gorge, oblique streaktail hoverflies help keep orange trees safe from disease.
3:37
Why is that yellowjacket crashing your BBQ? She’s gathering food for the nest’s larvae.
5:04
Explore the parasite Ophryocystis elektroscirrha (OE) and ways to help monarch butterflies.
4:14
Floating colonies of red fire ants are a risk for people wading through floodwater.
3:57
These voracious predators cruise belly up below the surface of a pond or gentle stream.
4:55
Barn owls turn mice, gophers and voles into balls of fur and bones known as pellets.
4:02
It’s called nectar robbing: Bees get nectar, but don’t pollinate the plants in exchange.
3:49
Giant water bugs pack one of the most painful bites of any insect, but they're great dads.