The swordtail is a beginner-friendly tropical fish species. This hardy fish comes in various vibrant colors and can be kept in a freshwater tank as small as 10 gallons. These traits make swordtails ...

We have all seen a peacock show its extravagant, colorful tail feathers in courtship of a peahen. Now, a group of researchers have used a special camera developed by an engineer at Washington ...

Stanford researchers have gained new insights into how the rise of reproductive barriers between organisms creates new species and drives the incredible diversification of life on Earth. One major way ...

When you've got to go, you've got to go -- upstream, that is, if you are a male swordtail fish seeking a mate, according to new research. When you've got to go, you've got to go -- upstream, that is, ...

Are you thinking of keeping fish as pets but don’t know where to start? Take a look at two of the most popular choices for beginners - Guppy fish and Swordtail fish. Here are the reasons why these ...

COLLEGE STATION, Feb. 9, 2011 — When you've got to go, you've got to go — upstream, that is, if you are a male swordtail fish seeking a mate, according to research from Texas A&M University. A recent ...

Though skin cancer is deadly to male fish, it also has one perk: The black melanoma splotches arise from attractive natural markings that lure female mates. A new study shows that the melanoma gene ...

New research on swordtail fish suggests male courtships displays aren't always just for appealing to the ladies, but for showing off and scaring away other males too. Male swordtails court by swimming ...

Swordtail fish can develop dark pigmented melanomas on their tails. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing ...