This document summarizes the unique abilities of octopuses, squid, and cuttlefish. It describes how octopuses can change their color, texture, and pattern to camouflage or escape. It notes that vampire squid have the largest eyes of any animal and use bioluminescence. Squid are said to be better than octopuses at tricks and camouflage games using light reflection. The document concludes that cuttlefish are experts at camouflage and hypnotism.