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Mysterious

Mysterious

Season 1 Episode 1
54:11
Violent

Violent

Season 1 Episode 2
54:10
Voracious

Voracious

Season 1 Episode 3
54:11
Big Pacific

Passionate

Season 1 Episode 4
54:11
Behind the Scenes

Behind the Scenes

Season 1 Episode 5
53:40
Episode 5: The Calling

The Calling

Season 4 Episode 5
53:05
When Whales Could Walk

When Whales Could Walk

Season 51 Episode 1
53:31
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Big Pacific

Grunions

A mass spawning event happens on an empty shoreline high in the Gulf of California: the grunion run. Thousands of silvery bodies flicker in the shallows in an explosion of life and death. No other fish spawns so boldly, in the open air, under blazing sun. This is a tidal wave of reproduction.