All-female species have been long thought of as evolutionary dead ends – but one fish has defied the odds to live without ...
In the rivers of Mexico and southern Texas in the United States, a silvery-scaled fish swims that seems, according to ...
A tiny river fish, the Amazon molly, has survived 100,000 years without males, revealing alternative ways life maintains ...
Genetic analysis shows Baltic Atlantic herring evolved four key reproductive adaptations to thrive in low-salinity waters, ...
It may sound too bizarre to be true, but the Amazon molly (Poecilia formosa), a fish that inhabits rivers, lakes, and swamps ...
As a prairie kid in the 1980s, the image of a Game and Fish distribution truck backing up to a favorite small slough or reservoir and stocking fingerlings spawned day dreams of fishing memories. And I ...