Mimic octopuses may be able to blend into their surroundings, but they can't hide so easily from their own kind. | National Geographic

Meet the mimic octopus, one of the ocean’s greatest masters of disguise. Instead of only blending into the seafloor, this octopus can actually impersonate other sea creatures. It stretches its arms to look like a venomous sea snake, fans them out to resemble a lionfish, or glides flat across the sand like a flounder. Living in the shallow waters of Southeast Asia, it uses these clever tricks to confuse predators and stay safe. A true reminder that the ocean is full of secrets still stranger than