By Will Dunham WASHINGTON, Feb 18 (Reuters) - For more than a century, biology textbooks have stated that vision among vertebrates - people included - is built from two clearly defined cell types: ...

A major new study shows long-term ocean warming is steadily reducing fish populations, putting global food security at risk.

Add Yahoo as a preferred source to see more of our stories on Google. TOPEKA (KSNT) – A group of Kansas wildlife biologists on the hunt for invasive species made a surprising discovery in April when ...

California Academy of Sciences researchers and collaborators described 72 new-to-science species in 2025, including a bird, fish, plants, sea slugs, and insects found across six continents, from ocean ...

Reef fish in different oceans often develop similar color patterns because evolution explores the same set of biological possibilities.

For over a century, biology textbooks have asserted that vertebrate vision, including our own, is constructed from two distinct cell types: rods for processing dim light and cones for bright light and ...