National Geographic Explorer David Gruber was studying coral while diving at dusk off an uninhabited volcanic island in the South Pacific in 2013 when fellow explorer Brennan Phillips swam up to him ...
Flashlight fish are a bizarre group of fishes that have symbiotic bacteria under their eyes that glow in the dark and can be turned off and on. Many people just found out that flashlight fish exist, ...
Biologists at the Ruhr-Universität Bochum characterized new, unknown photoreceptors from the bioluminescent flashlight fish Anomalops katoptron. The photoreceptors known as opsins allow the fish to ...
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