When Attacked, Corals Send Out Chemical Signals to Recruit Bodyguard Fish
New science reveals that, when threatened by toxic seaweed, corals send out chemical signals to small goby fish that remove the coral-choking greenery
The Scariest Monsters of the Deep Sea
We took the spook-tacular celebration to the depths of the ocean, where some of the craziest—and scariest—looking creatures lurk in the dark
14 Fun Facts About Hagfish
These frightening creatures defend themselves with slime and chow down on animal carcasses
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