A living fossil fish just proved we've misunderstood a major chapter in the story of evolution. For decades, the coelacanth — an ancient fish species that first appeared 400 million years ago — was ...
A fish thought to be evolution’s time capsule just surprised scientists. A detailed dissection of the coelacanth — a 400-million-year-old species often called a “living fossil” — revealed that key ...
Why are there so many species of coral reef fish? According to a new study, it’s because about 50 million years ago, some ...