Featured in bioluminescence

a large, dark globe-shaped fish with a striking rod on the crown of its head. the bulb at the tip of the rod glows a cobalt blue
Two photos of wasps and their nests. The photo on the left is under regular light, and the nest appears off-white. The photo on the right is under blacklight, and the nest glows highlighter yellow.
sea pickles
The ultra-black Pacific black dragon (Idiacanthus antrostomus), the second-blackest fish studied by the research team.
A glowing green worm
bioluminescence belgium