ALEXIS ROSENFELD / SCIENCE PHOTO LIBRARY ALEXIS ROSENFELD / SCIENCE PHOTO LIBRARY
Butterflyfish and big-eyes on a reef. Bluecheek butterflyfish (Chaetodon semilarvatus, yellow) with lunar-tailed big-eyes (Priacanthus hamrur, red). Photographed in the Red Sea, off the coast of Egypt.
Model release not required. Property release not required.