The spotted porcupinefish (Diodon hystrix), Hawaii, United States of America, Pacific, North America

A spotted porcupinefish (Diodon hystrix), Hawaii, United States of America, Pacific, North America

Porcupinefish cleaned by cleander fish, Diodon hystrix, North Male Atoll, Indian Ocean, Maldives

Common Porcupinefish, Diodon hystrix, San Benedicto, Revillagigedo Islands, Mexico

Common Porcupinefish, Diodon hystrix, San Benedicto, Revillagigedo Islands, Mexico

Common Porcupinefish, Diodon hystrix, Socorro, Revillagigedo Islands, Mexico

Common Porcupinefish, Diodon hystrix, Socorro, Revillagigedo Islands, Mexico

Porcupinefish (Diodon hystrix) on house reef at Sebayur Island, Komodo Island National Park, Indonesia, Southeast Asia, Asia

Porcupinefish (Diodon hystrix) at night on house reef at Sebayur Island, Komodo Island National Park, Indonesia, Southeast Asia, Asia

Porcupinefish - Diodon hystrix. Galapagos, Pacific Ocean

Porcupine fish (Diodon hystrix). Red Sea.

Spot-Fin Porcupine Fish (Diodon hystrix) swimming above the sandy bottom, Great Barrier Reef, UNESCO World Heritage Site, Queensland, Cairns, Australia, Pacific Ocean

Malaysia, juvenile Spotted porcupine fish (Diodon hystrix)

Hawaii, Diver photographing a spotted porcupinefish (diodon hystrix), puffed up with spines sticking out.

Diver and a Spotted porcupinefish (Diodon hystrix), Hawaii, United States of America