A newly discovered golden cave fish in southwestern China is giving scientists an unprecedented look at evolution in action. The fish, known as the Xingren golden-line fish (Sinocyclocheilus ...

Photo from Qin, Liu, Zhang, Shi, Du and Zhou (2025) During their visits, the team found a few “extremely rare” cave fish, the study said. Intrigued, they took a closer look at the animals and ...

Scientists have struck gold while searching for fish in a Chinese cave, having discovered a brand-new species that’s not only got a gilded exterior, but also appears to still be evolving.

Scientists have found ancient nail tooth shark fossils deep inside Mammoth Cave in Kentucky, revealing new information about ...

Deep inside the cave, Willyanto noticed several shallow pools with some fish that clearly “lacked eyes.” Intrigued, the cavers photographed the animals and later shared the footage to a team ...

The fossilized remains of a newly discovered ancient shark species found in the depths of Kentucky’s Mammoth Cave National Park reveal not the sharp, pointy gnashers you’d associate with Hollywood’s ...

The discovery of a golden scaleless fish in China is helping scientists understand how animals evolved to live in caves.

The previously unknown Xingren golden-line fish appears to be still evolving for cave life. . | Credit: Xiao M-Y, Wang J-J, Luo T, Zhou J-J, Xiao N, Zhou J (2025), Zoosystematics and Evolution (CC ...