Doug Perrine / Blacklip butterflyfish (Chaetodon kleinii) portrait, Kona, Hawaii, Pacific Ocean.

Georgette Douwma / Butterflyfish composite image on black background, Orange face butterflyfish (Chaetodon larvatus), Red Sea Eritrean butterflyfish (Chaetodon paucifasciatus), Redtail butterflyfish (Chaetodon collare),...

Georgette Douwma / Yellow tropical reef fish composite image on black background, Falcula butterflyfish (Chaetodon falcula), Yellow boxfish (Ostracion cubicus), Golden butterflyfish (Chaetodon semilarvatus), Red Sea clo...

Georgette Douwma / Yellow tropical reef fish composite image on black background, Sailfin tang (Zebrasoma veliferum) juvenile, Pajama cardinalfish (Sphaeramia nematoptera), Three-spot angelfish (Apolemichthys trimaculat...

David Fleetham / Black pyramid / Brown and white butterflyfish (Hemitaurichthys zoster) Thailand.

Sirachai Arunrugstichai / School of Sunburst butterflyfishes (Chaetodon kleinii) swoop in to feed on the eggs of Sergeant major (Abudefduf saxatilis) Lembeh Strait, North Sulawesi, Indonesia.

Sirachai Arunrugstichai / School of Sunburst butterflyfishes (Chaetodon kleinii) swimming along the reefs, while waiting to feed on the eggs of Sergeant major (Abudefduf saxatilis), Lembeh Strait, North Sulawesi, Indonesia.

Georgette Douwma / Klein's butterflyfish (Chaetodon kleinii) feeding on Sergeant major eggs. Bali, Indonesia.