Learn more about mollies and understand the best practices for keeping these small, peaceful freshwater fish in your home aquarium. Mollies have long bodies, pointed heads, and, depending on the ...

A new study shows how the fish avoids this fate. Species that produce asexually are rare among vertebrates, making the Amazon molly (Poecilia formosa) the big exception. The small fish species ...

A tiny fish, just an inch long and weighing less than a gram, has made a full recovery after radical surgery to remove a growth from its stomach. So small is the poecilia sphenops, known as Molly ...

These fish live in caves and springs throughout ... basic about how cells and organisms work." The tiny Atlantic molly can live in small puddles of toxic or nontoxic water. Using genomic tools ...