The law of unintended consequences gained new appreciation today when a five-year international study was published in the Journal of Animal Ecology detailing how long-term exposure to pharmaceutical ...

University of Otago—Ōtākou Whakaihu Waka scientists have discovered that it takes mere minutes for a species of sex-changing fish to develop dominant behavior after a change in the pecking order. In a ...

While a dominant male fish from northern Mexico mates with a female, a small fella bides his time in the offing. Suddenly, the little guy darts in ahead of Mr. Big and plants his seeds on freshly laid ...

In a new meta-study, experts have published ground-breaking findings on the effects of climate change for fish stock around the globe. Because fish that are ready to mate and their young are ...

A new study of the genetic profiles of wild and hatchery coho salmon demonstrates important distinctions in how the two types of fish form mating pairs. A new study of the genetic profiles of wild and ...

image: An international team of scientists has sequenced the genome of the Amazon molly, a fish that reproduces asexually. The researchers expected that the asexual organism would be at a genetic ...