Paul Rudd (left) and a shot of a mimic octopus featured in National Geographic's Secrets of the Octopus (right) Actor Paul Rudd knows what it takes to transform into another person for a role, and ...

Different animal species have evolved a number of ways to hide in their environments. One of the most popular tactics is by camouflage, often by matching the background or by having patterns that ...

For some of us, the opportunity comes once a year — to try on another look and pretend to be something other than ourselves. But for some species, costumes are an everyday essential, and the stakes ...

Add Yahoo as a preferred source to see more of our stories on Google. Mimic octopuses are usually found off the coast of Indonesia and northern Australia. Rudd says in the clip that damselfish hate ...

University of Iowa researchers outfitted an undewater vehicle to mimic how an octopus uses its skin to move more easily in the water. The tests with an underwater vehicle with raised coils had less ...

Rudd serves as the narrator for National Geographic's upcoming docuseries "Secrets of the Octopus" Kelli Bender is the Pets Editor at PEOPLE. She has been working at PEOPLE since 2013, covering pets, ...