Claudio Contreras,Claudio Contreras / Long-beaked Coralfish (Chelmon rostratus) eye, Inanuran Island, Danajon Bank, Central Visayas, Philippines, April

Claudio Contreras / Big Long-nosed Butterflyfish (Forcipiger flavissimus), Socorro Island, Revillagigedo Archipelago Biosphere Reserve / Archipielago de Revillagigedo UNESCO Natural World Heritage Site (Socorro Islands),...

Claudio Contreras / Big Long-nosed Butterflyfish (Forcipiger flavissimus), Socorro Island, Revillagigedo Archipelago Biosphere Reserve / Archipielago de Revillagigedo UNESCO Natural World Heritage Site (Socorro Islands),...

Georgette Douwma / Long-nosed butterflyfish (Forcipiger flavissimus) Lembeh Strait, North Sulawesi, Indonesia.

Franco Banfi / Beaked coralfish (Chelmon rostratus) Raja Ampat, Irian Jaya, West Papua, Indonesia, Pacific Ocean

Franco Banfi / Beaked coralfish (Chelmon rostratus) Raja Ampat, Irian Jaya, West Papua, Indonesia, Pacific Ocean

Georgette Douwma / Longnose butterflyfish (Forcipiger longirostris). Andaman Sea, Thailand.

Jane Burton / Yellow Longnosed Butterflyfish (Forcipiger flavissimus), captive.

Norbert Wu / Longnose Butterflyfish (Forcipiger flavissimus) long nose helps it feed in crevices, Hawaii

Fred Bavendam / Longnose Butterflyfish (Forcipiger longirostris) underwater, side view, Manado, North Sulawesi, Indonesia

Gary Bell/ Oceanwide / Longnose Butterflyfish (Forcipiger longirostris), Great Barrier Reef, Australia

Gary Bell/ Oceanwide / Longnose Butterflyfish (Forcipiger flavissimus), Great Barrier Reef, Australia