Female Short-finned Molly, Poecilia sphenops. Dalmatian Lyretail variety. Mollies are strictly American fish, found particularly around Central

- Image ID: M4W1W0
Paulo Oliveira / Alamy Stock Photo
Image ID: M4W1W0
America and the Southern United States. While many fish in this genus can be found in the wild they have been kept by aquarists for decades.