Possibly they do. Octopuses and their relatives the squids change their skin colours and patterns when they feel alarmed. ... Other scientists are examining the possibility that animals feel not just basic emotions such as joy, anger, fear and love, but also the more complex emotions of jealousy, guilt and shame.Jul 17, 2010
Crook and his colleagues have only recently shown that cephalopods have nociceptors at all. She also has found that octopuses show much of the pain-related behavior seen in vertebrates, such as grooming and protecting an injured body part. ... Squids, though, may feel pain very differently.Mar 10, 2014
Octopuses eat many kinds of sea creatures. They prey on crabs, crayfish, and mollusks. They also eat shrimp and small fish. To find food, an octopus reaches in between rocks with the tips of its arms.