The story
From the long dorsal fins found on males.
Etymology from Wiktionary, CC BY-SA 4.0.
sailfin molly
Today it means: A livebearer fish (Poecilia latipinna), typically found in both freshwater and brackish waterways. Full definition →
Today it means: A livebearer fish (Poecilia latipinna), typically found in both freshwater and brackish waterways. Full definition →
From the long dorsal fins found on males.
Etymology from Wiktionary, CC BY-SA 4.0.