Pete Oxford / Foureye Butterflyfish (Chaetodon capistratus) juvenile, Belize Barrier Reef, Belize

Pete Oxford / Foureye Butterflyfish (Chaetodon capistratus), Bonaire, Netherlands Antilles, Caribbean

Alex Mustard / Foureye butterflyfish (Chaetodon capistratus) feeding on Boulder brain coral (Colpophyllia natans) on a reef. This coral is infected with Stony coral tissue loss disease (SCTLD) and the butterflyfish...

Alex Mustard / Foureye butterflyfish (Chaetodon capistratus) feeding on Boulder brain coral (Colpophyllia natans) on a reef. This coral is infected with Stony coral tissue loss disease (SCTLD) and the butterflyfish...

Joel Sartore / Photo Ark / Four-eyed butterflyfish (Chaetodon capistratus) portrait, Denver Zoo. Captive, occurs in Western Atlantic Ocean.

Claudio Contreras / Foureye butterflyfish (Chaetodon capistratus) couple, Guanahacabibes Peninsula National Park, Pinar del Rio Province, western Cuba.

Claudio Contreras / Foureye butterflyfish (Chaetodon capistratus) couple feeding on coral, Guanahacabibes Peninsula National Park, Pinar del Rio Province, western Cuba.

Claudio Contreras / Foureye Butterflyfish (Chaetodon capistratus), Cienaga de Zapata National Park, Matanzas Province, Cuba.