aving ▁their ▁feet ▁to ▁attract ▁females ▁during ▁the ▁bre eding ▁season . ▁Dan cing ▁fro gs ▁are ▁extremely ▁vulner able ▁as ▁their ▁habitat ▁is ▁sever ely ▁threatened . ▁ ▁Description ▁ ▁The ▁family ▁is ▁character ized ▁by ▁having ▁a ▁p ector al ▁g ird le ▁that ▁is ▁firm is ternal ▁and ▁t ad pol es ▁having ▁a ▁single ▁row ▁of ▁lab ial ▁teeth . ▁Bij u ▁et ▁al . ▁( 2 0 1 4 ) ▁list ▁the ▁following ▁characteristic ▁features ▁as ▁common ▁to ▁all ▁species ▁of ▁Mic rix alus : ▁ ▁Natural ▁history ▁ ▁Dan cing ▁fro gs ▁are ▁found ▁in ▁the ▁vic inity ▁of ▁fast ▁and ▁slow ▁moving ▁per enn ial ▁streams ▁in ▁the ▁for ests ▁of ▁the ▁Western ▁Gh ats . ▁Typ ical ▁habit ats ▁include ▁high ▁alt itude ▁sh ola ▁for ests , ▁wet ▁ever green ▁for ests , ▁My rist ica ▁sw amps , ▁and ▁secondary ▁for ests . ▁Both ▁the ▁genus ▁and ▁the ▁family ▁are ▁also ▁known ▁by ▁the ▁ep ith ets ▁" t rop ical ▁fro gs " ▁and ▁" tor rent ▁fro gs ". ▁ ▁During ▁the ▁bre eding ▁season , ▁male ▁dan cing ▁fro gs ▁call ▁from ▁sp ots ▁close ▁to ▁running ▁water ▁and ▁display ▁their ▁prominent ▁white ▁vocal ▁sac s . ▁M ales ▁tap ▁their ▁h ind fe et ▁and ▁extend ▁it , ▁subsequently ▁stretch ing ▁the ▁foot ▁out ward ▁and ▁sh aking ▁it , ▁both ▁at ▁pros pective ▁m ates ▁and ▁rival ▁males . ▁This ▁type ▁of ▁h ind leg ▁movement ▁has ▁been