Marine biologists are documenting the extraordinary strike speed of the hairy frogfish, a predator known for its near instantaneous attacks. Footage shows how it relies on advanced camouflage to ...

Behold the frogfish. This bizarre creature really is a fish, despite its bullfrog face, pectoral fins that look like webbed feet, and a froglike mouth that snaps up unsuspecting prey. But the way it ...

"Who is this alien?" is Mashable’s enduring series about the exceptionally peculiar critters that inhabit a relatively small, ocean-dominated world in the outer realms of the Milky Way galaxy, called ...

Theodore W. Pietsch is professor emeritus in the School of Aquatic and Fishery Sciences at the University of Washington. He is the author of more than a dozen books, including Trees of Life: A Visual ...