Despite their small size, these octopuses can induce paralysis and death with their neurotoxic venom.
After naming your large dog, the only hard thing will be avoiding those big slobbery kisses.
Their blue rings warn predators and make them one of the most beautiful ocean animals.
Poisonous Golden Dart Frog The tiny, brightly colored Golden Poison Dart Frog
lives in western Colombia's rainforests.
Famous for its vivid orange or yellow skin with black dots, it warns predators.
One of the most dangerous creatures, its skin secretions include batrachotoxins, neurotoxins.