Check out how this octopus changes the shape of the skin above its eye and body. These bumpy sections of skin (known as “papillae”) can be transformed in order to change texture. Working by a hydrostatic mechanism, these skin changes give the octopus 3D camouflage by displaying a less identifiable edge. Retraction of the “papillae” to quickly smoothing the skin is also important for reduced drag during swimming, particularly for escape. Watch carefully right above the eyes of this beautiful octo

94K views · 1.7K reactions | Astonishing footage of the camouflaging abilities of cephalopods, which can change their skin color and texture in a flash! | TED | Facebook