Female fish that avoid mating with related species also shun some of their own

Female fish that avoid mating with related species also shun some of their own

03/13/2015 10:53 AM EDT

A new study offers insight into a process that could lead one species to diverge into two, researchers report in The American Naturalist. The study found that female killifish that avoid mating with males of a closely related species also are less likely to mate with males of their own species--if those males come from an unfamiliar population.

Full story at http://news.illinois.edu/news/15/0305PickyFish_RebeccaFuller.html

Source
University of Illinois at Urbana-Champaign

This is an NSF News From the Field item.