a small live-bearing freshwater fish widely kept in aquaria. Native to tropical America, it has been introduced elsewhere to control mosquito larvae 虹(鱼将)
Poecilia reticulata, family Poeciliidae 拉丁名Poecilia reticulate,胎(鱼将)科
语源
1920s: named after R. J. Lechmere Guppy (1836–1916), a Trinidadian clergyman who sent the first specimen to the British Museum