This melanoma damages the tail fin and decreases survival in the wild. Where Does the Swordtail Fish Live in the Wild? The swordtail fish originates in tropical freshwater ecosystems in Central ...

The team studied wild-caught swordtail adults from the Rio Atempa in Huitznopala, Mexico, to determine whether females were attracted by passively produced cues or to pheromones as a form of ...

The research team collected both sexes of two species of swordtail from the wild in Mexico for the study: green swordtails (which only have courting males), and high-backed pygmy swordtails (which ...

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 ...

Older Female Fish Prefer Imperfect Male Mates, Study Finds Date: November 15, 2005 Source: Ohio University Summary: There’s hope for the less-than-perfect male – if you’re a swordtail fish ...

An analysis of the genomes of hybrids of distinct swordtail fish species uncovered a lethal incompatibility between certain combinations of nuclear and mitochondrial genes that encode subunits of ...