One of the most extraordinary examples? The coelacanth, a fish thought to have vanished 65 million years ago. Imagine the surprise when, in 1938, this so-called “extinct” fish was discovered ...

Mar. 26, 2025 — Evolving roughly 27 different times in the long history of fish, bioluminescence -- the biological production of light -- is one of the flashier survival tools used for luring ...

That adaptation is reminiscent of strategies seen in other lobe-finned fish, hinting at a link between modern species and those that made their way onto shore millions of years ago. Observers note ...