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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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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