New research sheds light on one of evolution's most important transitions—and a robot helped reveal the answer.

The modern coelacanth is a famous "living fossil," long thought to have died out, but first fished out of deep waters in the Indian Ocean in 1938. Since then, dozens of examples have been found, but ...

These three fish are freaks, phantoms and mysteries of the deep. Here’s what we’ve learned from the rare glimpses we’ve had of their lives. The deep sea is one of Earth’s final frontiers. Given its ...

Add Yahoo as a preferred source to see more of our stories on Google. It may be autumn in New England, but for Tim Silva and Danielle Orcutt the season has been decidedly tropical, and they've only ...

Researchers have discovered a rare example of "great fish parenting" with a common coral reef species found to actively protect their young by eating parasites. The University of Queensland's Dr.

Recent explorations into aquatic biology have unveiled a surprising reality: fish, despite being creatures of water, can indeed “drown” under specific conditions. This seemingly paradoxical phenomenon ...

Examples of the visual aids used in the national survey: left, a species identification tool; right, a portion size estimation tool, both designed to support more accurate reporting of fish ...