This fish species survived 100,000 years without males. Scientists thought it should be long dead – but it's thriving

All-female species have been long thought of as evolutionary dead ends – but one fish has defied the odds to live without ...
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Amazon molly fish survives 100,000 years without males

In the rivers of Mexico and southern Texas in the United States, a silvery-scaled fish swims that seems, according to ...
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Meet the Amazon molly: A fish species that has lived 100,000 years without males

A tiny river fish, the Amazon molly, has survived 100,000 years without males, revealing alternative ways life maintains ...

Asexual lizards, virgin births and clones—the all‑female species of the animal kingdom

It may sound too bizarre to be true, but the Amazon molly (Poecilia formosa), a fish that inhabits rivers, lakes, and swamps ...
National Geographic news

This fish has cloned itself for 100,000 years. Scientists just figured out how.

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 ...