Bioluminescence

A female and male Photerus annecohenae

You Light Up My World!

A female (top left) and male Photerus annecohenae. Note that females are larger than males (sexual dimorphism) and that males have bigger eyes. Credit: Jim G. Morin While people may give chocolates to the...

Jellyfish predate dinosaurs. How have they survived so long?

Gelatinous drifters that move in a mesmerizing way, jellyfish are beautiful creatures. But take a closer look and you'll see there's more to these creatures than a pretty picture. Some shoot a deadly venom,...

Glowing Dinoflagellate Meal

Watch as barnacles feed on bioluminescent dinoflagellates. Barnacles are crustaceans (like crabs, shrimps and lobsters) that secrete their shells for protection while living attached to things like rocks, harbors or boat hulls. They feed...

The Weird, Wonderful World of Bioluminescence

“It’s a little appreciated fact that most of the animals in our ocean make light,” says Edie Widder, biologist and deep sea explorer at ORCA. In this TED talk, she shows incredible film and...