The secondary freshwater fish fauna of the western-Iberian Peninsula basin is primarily restricted to local coastal streams, and man-made salt evaporation ponds, etc., which are susceptible to periodical flood and drought events. Despite its uniqueness in ecological adaptation to high saltwater tolerance, very little is known about this fauna's population dynamics and evolutionary history. The ...

Mate recognition is the process of identifying and assessing appropriate species, sex or population another individual for their suitability as a potential mate. Recognition may be innate learned. Learning, acquisition knowledge skills through experience, involves relatively long-term change in behavioral responses. In this study we examined learned mate invasive male mosquitofish, Gambusia hol...