Active by day, changes colour and texture in seconds to match surroundings.
Probably the smartest invertebrate you'll meet on a snorkel. Watch one stalk a crab and you'll see deliberate, problem-solving behaviour. Can pour its body through holes smaller than a coin.
Rocky reef edges, 1 to 15 m.
Safe. It is harmless to snorkelers. Watch from a respectful distance and do not chase or feed it.
Rocky reef edges, 1 to 15 m. These trips go where this species lives. It is a wild animal, so a sighting is possible and never promised.
60 cm arm span
