Potamotrygon histrix Porcupine River Stingray, Hystrix Teacup Stingray ...
Potamotrygon Histrix - Can be awkward to feed and keep in an aquarium. Get stressed easily. China Rays or Small Eyed Rays - Grow HUGE! Also very fussy when it comes to getting these beauty to feed.
See also: Fish, Stingray, Water, Catfish, Freshwater
 
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