▁f rog , ▁sap green ▁stream ▁f rog , ▁ ▁etc ., ▁is ▁a ▁species ▁of ▁f rog ▁in ▁the ▁family ▁Ran idae . ▁It ▁is ▁found ▁in ▁n ort he astern ▁India , ▁Bang l adesh , ▁Nep al , ▁southern ▁China , ▁My an mar , ▁Th ailand , ▁Camb odia , ▁La os , ▁and ▁Vietnam . ▁The ▁species ▁was ▁red el im ited ▁in ▁ 2 0 1 8 , ▁and ▁earlier ▁literature ▁may ▁refer ▁to ▁other ▁species ; ▁ident ifications ▁from ▁India ▁and ▁Bang l adesh ▁are ▁still ▁uncertain . ▁ ▁Syl vir ana ▁n ig rov itt ata ▁occurs ▁in ▁gentle ▁streams ▁in ▁ever green ▁forest , ▁including ▁ever green ▁gall eries ▁in ▁decid uous ▁forest ▁areas . ▁The ▁t ad pol es ▁develop ▁quiet ▁stream ▁sections . ▁It ▁is ▁a ▁common ▁species . ▁It ▁is ▁threatened ▁by ▁the ▁loss ▁of ▁forest ▁can opy ▁over ▁streams ▁it ▁inhab its , ▁as ▁well ▁as ▁hydro log ical ▁changes . ▁It ▁is ▁not ▁considered ▁threatened ▁by ▁the ▁IU CN . ▁ ▁References ▁ ▁n ig rov itt ata ▁Category : Am ph ib ians ▁of ▁Bang l adesh ▁Category : Am ph ib ians ▁of ▁Camb odia ▁Category : Am ph ib ians ▁of ▁China ▁Category : F ro gs ▁of ▁India ▁Category : Am ph ib ians ▁of ▁La os ▁Category : Am ph ib ians ▁of ▁My an mar ▁Category : Am ph ib ians ▁of ▁Nep al ▁Category : Am ph ib ians ▁of ▁Th ailand