Pete Oxford / Spotted Scorpionfish (Scorpaena plumieri) camouflaged in rocks near King Angelfish (Holacanthus passer), Tower Island, Galapagos Islands, Ecuador

Alex Mustard / Spotted scorpionfish (Scorpaena plumieri) lying motionless and camouflaged in soft corals. West Palm Beach, Gulf Stream, West Atlantic Ocean, Florida, USA.

Pascal Kobeh / Pacific spotted scorpionfish (Scorpaena mystes) camouflaged on reef of Salvatierra shipwreck. Diver exploring in background. Baja California, Mexico.

Magnus Lundgren / Wild Wonders of China / Zebra lionfish, or zebra turkeyfish (Dendrochirus zebra) venomous species, Xiaoliuqiu Island, Taiwan

John Shaw / Pacific spotted scorpionfish (Scorpaena mystes) at Puerto Ayora fish market, Santa Cruz Island, Galapagos Islands. May.

Shane Gross / Spotted scorpionfish (Scorpaena plumieri) camouflaged on a sponge, The Bahamas.

Georgette Douwma / Zebra lionfish (Dendrochirus zebra). North Sulawesi, Indonesia.

David Fleetham / Dwarf lionfish (Dendrochirus brachypterus), Philippines.

David Fleetham / Stone scorpionfish (Scorpaena plumieri mystes) camouflaged against surrounding reef. Galapagos Islands National Park, Isabela Island, Ecuador.

Magnus Lundgren / Wild Wonders of China / Zebra lionfish (Dendrochirus zebra) Po Bin Chau, Sai Kung archipelago, Hong Kong, China.

Linda Pitkin / Spotted scorpionfish (Scorpaena plumieri) Bonaire, Leeward Antilles, Caribbean.

Linda Pitkin / Spotted scorpionfish (Scorpaena plumieri), camouflaged on coral reef Bonaire, Leeward Antilles, Caribbean.