If one would rewind the tape of life, would evolution result in the same outcome? An evolutionary biologist came up with this famous question. He suggested that evolution would not repeat itself: the ...

Caring for children can be a tough job, particularly if you are a female cichlid fish, with research showing that male cichlid fish have a propensity to desert their mates, leaving them to then look ...

The mechanisms by which new species arise are still not fully understood. What are the evolutionary processes that drive the evolution of new species? Evolutionary biologists traditionally assumed ...

About 1800 years ago, a volcano in northern Nicaragua exploded. The crater formed by the eruption slowly filled like a rain barrel. Eventually the water rose high enough to warrant the title of lake.

Caring for children can be a tough job, particularly if you are a female cichlid fish. Native to the crater lakes of Nicaragua, cichlid fish look after their young by defending them against would-be ...