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 ...
Some golden-line fish have lost their scales and eyes as part of adaptations to cave life — there's no point having eyes if it's too dark to see anything. The newfound species, which the ...