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Could you survive the real Twilight Zone? - Philip Renaud and Kenneth Kostel

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You’re traveling deep beneath the ocean’s surface, where faint lights flicker and toothy grins flash. Your mission is to survive these depths and journey to the surface after sundown to feed. And as a hatchetfish, almost every other deep-sea creature is trying to eat you. Can you complete the quest? Philip Renaud and Kenneth Kostel share how to survive the ocean's Twilight Zone.

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“Ultra-black” skin, like the fangtooth’s, helps predators sneak up on unsuspecting prey by reflecting less than ____ percent of the light that shines on it..

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