A 400-million-year-old jawed fish fossil found in the Arctic, Romundina gagnieri, could be a key link in the evolution of ...

A study published in the Nature journal alters how the evolution of fish has been historically understood. Fossilized fish and other sea creatures have often been pivotal in new scientific discoveries ...

A newly discovered golden cave fish in southwestern China is giving scientists an unprecedented look at evolution in action.

A comparison of the fast-growing fish-eating Baltic herring (Slåttersill in Swedish) and slow-growing plankton-eating spring- and autumn-spawning Baltic herring. Credit: Leif Andersson/Uppsala ...

VIENNA, Nov 22 (Reuters) - Industrial-scale fisheries have not only sapped the world's fish stocks but also changed the species' evolutionary course, exacerbating the effect of overfishing by ...

Researchers have traced cell origins critical to vertebrate evolution by studying a group of primitive, bloodsucking fish called lampreys. When you purchase through links on our site, we may earn an ...

Whole skeleton of Dipterus, an extinct lungfish from the middle Devonian period. Specimen (UMMP 16140) from the University of Michigan Museum of Paleontology. ANN ARBOR—If you're reading this sentence ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. The previously unknown Xingren golden-line fish appears to be still evolving for cave life. . | ...