David Fleetham / Trumpetfish (Aulostomus maculatus) swimming behind a Yellow boxfish (Ostracion cubicus) trying to remain hidden to ambush prey, Yap, Micronesia, Pacific Ocean.
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Alex Mustard / Pair of Yellow boxfish (Ostracion cubicus) courtship display, male in the foreground chasing and kissing female, Sinai, Egypt, Red Sea.
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Georgette Douwma / RF - Composite image of blue tropical reef fish on a black background, Blue triggerfish (Pseudobalistes fuscus), Elonggate surgeonfish (Acanthurus mata), Yellowtail tang (Zebrasoma xanthurum), Neon da...
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Georgette Douwma / Yellow boxfish / Cube trunkfish (Ostracion cubicus) male and female, composite image on black background, Red Sea, Egypt.
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Georgette Douwma / Female Yellow boxfish (Ostracion cubicus) with juvenile, composite image on black background, Komodo National Park, Indonesia, Indo-Pacific.
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Georgette Douwma / Female Yellow boxfish (Ostracion cubicus) composite image on black background, Red Sea, Egypt.
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Georgette Douwma / Yellow boxfish (Ostracion cubicus), male and female, composite image on black background, Red Sea, Egypt.
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Georgette Douwma / Tropical reef fish composite image on black background, Blue triggerfish (Pseudobalistes fuscus), Orangestripe triggerfish (Balistapus undulatus), Clown triggerfish (Balistoides conspicillum), Arabian...
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Georgette Douwma / Blue tropical reef fish composite image on black background, Blue triggerfish (Pseudobalistes fuscus), Bicolour angelfish (Centropyge bicolor), Elongate surgeonfish (Acanthurus mata), Yellowtail tang...
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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...
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Joel Sartore / Photo Ark / Yellow boxfish (Ostracon cubicus) swimming into frame before leaving, Ripley's Aquarium, Toono, Ontario, Canada. Captive.