Parental egg-care in fish traps them in an evolutionary dead-end through the loss of the chorion-hardening system, according to scientists from the Institute of Science Tokyo. Fish have diverse ...

Hi, I’m Luke! I’m passionate about buying, selling, breeding, and keeping goldfish — and I’ve built a space to share everything I’ve learned along the way. Whether you’re new to goldfish keeping or a ...

Researchers from Institute of Science Tokyo present the underlying reasons behind the evolutionary bias in reproductive strategies of egg-care species. Using 240 whole genome sequences of fish species ...