Scientists have uncovered the secret of the Amazon molly, an all-female fish species that has survived for 100,000 years through cloning, defying long-held evolutionary theories.

Here’s what you’ll learn when you read this story: The Amazon molly might look like any other fish, but this hybrid freshwater vertebrate actually reproduces asexually, creating exclusively female ...

When an Amazon molly says she doesn't need a man, believe her. Every single one of these small fish, found in freshwater streams in Mexico and Southern Texas, is female, and reproduces exclusively ...

Learn how the Amazon molly, an all-female fish that reproduces asexually, uses gene conversion to maintain healthy DNA and survive more than 100,000 years without males. Asexual reproduction occurs in ...

In the mystical world of evolution, the extinction of male species has always been seen as an end of evolution, but this rare fish species has survived as a living miracle for 100,000 years without ...

No species is immune from the suffering of unrequited love, but scientists expect to learn volumes about the biological basis of sex from the newly sequenced genome of an all-female, asexual Texas ...

University of Missouri researchers have shown how an all-female fish species called the Amazon molly defies the long-held belief that asexual reproduction is an evolutionary dead end. The key is gene ...