ana ▁le u co che ila ▁is ▁a ▁species ▁of ▁f rog ▁in ▁the ▁family ▁H yl idae ▁that ▁is ▁en demic ▁to ▁Brazil . ▁Its ▁natural ▁habit ats ▁are ▁subt rop ical ▁or ▁tropical ▁mo ist ▁low land ▁for ests , ▁mo ist ▁sav anna , ▁rivers , ▁fresh water ▁mar sh es , ▁and ▁inter mitt ent ▁fresh water ▁mar sh es . ▁ ▁S ources ▁▁ ▁Car am as chi , ▁U . ▁ 2 0 0 4 . ▁ ▁Hy ps ib o as ▁le u co che ilus . ▁▁▁ 2 0 0 6 ▁IU CN ▁Red ▁List ▁of ▁Th re aten ed ▁Species . ▁▁ ▁Down loaded ▁on ▁ 2 1 ▁July ▁ 2 0 0 7 . ▁ ▁le u co che ila ▁Category : End em ic ▁fa una ▁of ▁Brazil ▁Category : F ro gs ▁of ▁South ▁America ▁Category : Am ph ib ians ▁described ▁in ▁ 2 0 0 3 ▁Category : T ax onomy ▁articles ▁created ▁by ▁Pol bot <0x0A> </s> ▁G op al ▁B aba ▁Wal ang kar , ▁also ▁known ▁as ▁G op al ▁Kr ish na , ▁( ca . ▁ 1 8 4 0 - 1 9 0 0 ) ▁is ▁an ▁early ▁example ▁of ▁an ▁activ ist ▁working ▁to ▁release ▁the ▁un touch able ▁people ▁of ▁India ▁from ▁their ▁historic ▁so cio - e conom ic ▁opp ression , ▁and ▁is ▁generally ▁considered ▁to ▁be ▁the ▁pione er ▁of ▁that ▁movement . ▁He ▁developed ▁a ▁ra cial