Butterfly Goodeid (Ameca splendens)
The butterfly goodeid is a lively Mexican livebearer that is extinct in the wild in most of its range. Keeping it helps preserve the species, and i…
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Sailfin Molly (Poecilia latipinna)
The sailfin molly is a hardy North American livebearer whose males raise a huge dorsal fin to impress females. It thrives in hard, warm water and h…
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