Aquarium owners can avoid contributing ... in a community tank with other tropical fish. Popular tank mates for the swordtail include angelfish, mollies, and peaceful Corydoras.

Using fluorescein dye injections to visualize urine release inside an aquarium ... in female mate-choice research. While numerous studies have addressed the role of cues in swordtails -- from ...

There’s hope for the less-than-perfect male – if you’re a swordtail fish ... that visual cues are not the only thing driving mate selection, however. The findings also suggest that ...

ATHENS, Ohio (Aug. 18, 2008) — 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.