Some electric fish in Africa have different communication patterns and won't mate with each other, although their DNA is the same, find Cornell scientists. They think the fish are living examples of a ...

Various raw fish for sale at fish monger - Dmitry Markov152/Shutterstock Consuming at least two servings of omega-3-rich fish each week may provide numerous benefits, including a lower risk of high ...

Small fish that rub their bodies against great white sharks could be exfoliating their skin and trying to remove parasites, researchers say. The risky behavior exhibited by the fish could play a ...

In nature, species will sometimes form unexpectedly close bonds and work to their mutual benefit. Symbiotic relationships are the close associations formed between pairs of species. They come in a ...