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.

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

GEORGETTE DOUWMA / Yellow long-nosed butterflyfish (Forcipiger flavissimus) swimming over coral with Christmastree worms, which have retreated into their casts on the approach of the fish. Andaman Sea, Thailand

GEORGETTE DOUWMA / Yellow long-nosed butterflyfish (Forcipiger flavissimus). Andaman Sea, Thailand

GEORGETTE DOUWMA / Yellow long-nosed butterflyfish (Forcipiger flavissimus), Andaman Sea, Thailand

GEORGETTE DOUWMA / Long-nosed butterflyfish (Forcipiger flavissimus)Lembeh Strait, North Sulawesi, Indonesia

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