Topic summary
Green swordtail
The green swordtail (Xiphophorus hellerii) is a species of freshwater/brackishfish in familyPoeciliidae of orderCyprinodontiformes. A live-bearer, it is closely related to the southern platyfish or 'platy' (X. maculatus) and can crossbreed with it. It is native to an area of North and Central America stretching from Veracruz, Mexico, to northwestern Honduras.