The rosy wolf snail (Euglandina rosea), which eats other snails, may have spread fast throughout many tropical islands because it is two species (the new species isn’t named yet), each with their own special adaptations.

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The rosy wolf snail (Euglandina rosea), which eats other snails, may have spread fast throughout many tropical islands because it is two species (the new species isn’t named yet), each with their own special adaptations.