Pascal Kobeh / California sea lion (Zalophus californianus) playing with Starry pufferfish (Arothron meleagris), fish puffed up in defence. Baja California, Mexico.

Pascal Kobeh / California sea lion (Zalophus californianus) playing with Starry pufferfish (Arothron meleagris), fish puffed up in defence. Baja California, Mexico.

Alex Mustard / Star puffer (Arothron stellatus) swimming through Black coral (Antipatharia) in coral reef. Ari Atoll, Maldives. Indian Ocean.

Georgette Douwma / Star puffer (Arothron stellatus) juvenile. Lembeh Strait, North Sulawesi, Indonesia.

Georgette Douwma / Star puffer (Arothron stellatus) juvenile, Lembeh Strait, North Sulawesi, Indonesia.

Tony Wu / Starry pufferfish (Arothron stellatus) rear view of juvenile, Lembeh Strait, North Sulawesi, Indonesia

Tony Wu / Star pufferfish (Arothron stellatus) juvenile sifting through sand, looking for food, Lembeh Strait, North Sulawesi, Indonesia

Pascal Kobeh / Giant / Starry pufferfish (Arothron stellatus) juvenile, Sulu Sea, Philippines

Pascal Kobeh / Starry pufferfish (Arothron meleagris) Maldives, Indian Ocean.

Pascal Kobeh / Diver with Giant pufferfish (Arothron stellatus) Mayotte. Indian Ocean. February 2010.

Pascal Kobeh / Giant pufferfish (Arothron stellatus), Manado, Indonesia. Sulawesi Sea.

Franco Banfi / Tasselled Wobbegong (Eucrossorhinus dasypogon) with Starry puffer fish, (Arothron stellatus) and Glass fish (Ambassidae) under a coral, Raja Ampat, Irian Jaya, West Papua, Indonesia, Pacific Ocean