Reproduction of native and invasive bitterling fishes and their hybridisation was studied in Japan. We collected mussels in which these bitterlings lay their eggs, kept them in aquaria, collected eggs ...

Not quite two years ago physicians and prospective parents welcomed the news that a small, carp-like fish could tell whether or not a woman was going to have a baby (TIME, Jan. 7, 1935). Called ...

Even embryos can become embroiled in an evolutionary arms race with another species. Leiden biologists demonstrate this with larvae of the rosy bitterling that parasitize the gills of freshwater ...

* Description: A small freshwater fish in the carp family, native to Taiwan, the rosy bitterling grows to some 6.5cm long. It's a pretty thing, with a flat silver body touched with green behind the ...

* Description: The bitterling is a small fish, growing to around 70 mm in length. Adults are fairly deep-bodied, with a similar body shape to goldfish. In the breeding season, males become much more ...

Bitterling fishes (Subfamily: Acheilognathinae) spawn in the gills of living freshwater mussels obligately depending on the mussels for reproduction. On the Matsuyama Plain, Japan, populations of ...