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The ocean's inhabitants are shown feasting on their neighbors in Darwinian fashion, underscored by thumping music and loud waves crashing.

No blood, really the action's so quick, but it may be somewhat upsetting for younger audiences.

Examples include: prawns breaking crabs in two, sea gulls plucking baby sea turtles off the shoreline, a great white shark opens wide to attack.

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None

Some scary scenes, but it's PG scary.

The sharks may scare some little kids (who are very young.)

Some upsetting scenes.