aktuelle News http://www.xhifin.org/Fish%20Images/Latest/Black%20hifin-070-1.png http://www.xhifin.org/Fish%20Images/Latest/Black%20hifin-070-1.png
A young irridescent black hifin male

http://www.xhifin.org/Fish%20Images/Latest/Large%20monty%20hybrid-022-1.png

A very large, immature montezuma-helleri hybrid male

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http://www.xhifin.org/Fish%20Images/Latest/Black%20semi-veiltail-128-1a.png
It's not readily apparent, but the great grandfather of these colorful semi-veiltail hifin swordtails is a wild X. birchmanni 

http://www.xhifin.org/Fish%20Images/Latest/Redeye%20hifin%20pair-108-1.png

These colorful redeye hifin swordtails have elongated gonopodia