▁by ▁the ▁storm . ▁F allen ▁trees ▁blocked ▁numerous ▁roads ; ▁power ▁and ▁water ▁supplies ▁were ▁also ▁interrupted ▁to ▁most ▁residents . ▁Se vere ▁damage ▁also ▁took ▁place ▁on ▁N iu at op ut ap u ▁where ▁coast al ▁homes ▁were ▁impact ed ▁by ▁W aka ' s ▁storm ▁sur ge ▁and ▁several ▁structures ▁lost ▁their ▁roof s . ▁In ▁one ▁instance , ▁a ▁y acht ▁was ▁brought ▁on sh ore ▁by ▁the ▁sur ge ▁and ▁crash ed ▁into ▁a ▁restaurant , ▁destroy ing ▁both . ▁ ▁According ▁to ▁damage ▁surve ys , ▁ 1 3 ▁of ▁the ▁country ' s ▁islands ▁sust ained ▁damage ; ▁ 4 7 0 ▁homes ▁and ▁ 6 ▁schools ▁were ▁destroyed ▁and ▁hundreds ▁more ▁dam aged . ▁Dam age ▁throughout ▁T ong a ▁amount ed ▁to ▁ 1 0 4 . 2   mill ion ▁pa ʻ anga ▁($ 5 1 . 3   mill ion ▁US D ). ▁In ▁addition ▁to ▁infrastr uct ural ▁and ▁public ▁damage , ▁the ▁environment ▁sust ained ▁cat ast roph ic ▁losses ▁on ▁T ong a . ▁The ▁Ins ular ▁F lying ▁Fox ▁( P ter opus ▁tong anus ), ▁a ▁native ▁species ▁of ▁bat , ▁suffered ▁great ▁losses ▁from ▁W aka . ▁Comp ared ▁to ▁pre - cy clone ▁population ▁levels , ▁ 7 9 . 8 % ▁( ± 9 . 9 %) ▁of ▁the ▁species ▁was ▁killed ▁across ▁six ▁islands . ▁This ▁was ▁due ▁to ▁w ides p read ▁destruction ▁of ▁their ▁natural ▁food ▁source , ▁which ▁decre