7 ’ ▁west ▁longitude . ▁Other ▁than ▁the ▁hills ▁and ▁mountains , ▁vol cano es ▁are ▁also ▁present ▁on ▁this ▁island ▁that ▁are ▁both ▁in active ▁and ▁active . ▁On ▁the ▁top ▁of ▁the ▁hills ▁there ▁are ▁no ▁seasons ▁without ▁rain ▁and ▁with ▁ 3 8 0 0 mm ▁of ▁year ly ▁rain , ▁are ▁considered ▁rain ▁for ests . ▁These ▁rain ▁for ests ▁range ▁from ▁ 3 0 0 ▁m ▁to ▁ 5 0 0 ▁m ▁in ▁elev ation . ▁ ▁Wh ist ling ▁war b ler ▁distribution ▁has ▁changed ▁over ▁time . ▁Before ▁an ▁er u ption ▁in ▁ 1 9 0 2 , ▁wh ist ling ▁war bl ers ▁were ▁usually ▁found ▁ 3 0 0 m ▁above ▁sea ▁level , ▁but ▁after ▁they ▁are ▁now ▁found ▁in ▁areas ▁ 3 0 0 m ▁to ▁ 6 0 0 m ▁above ▁sea ▁level , ▁with ▁more ▁of ▁them ▁found ▁at ▁lower ▁levels ▁than ▁higher ▁levels . ▁This ▁higher ▁occurrence ▁of ▁Wh ist ling ▁War bl ers ▁in ▁lower ▁levels ▁is ▁due ▁to ▁more ▁rav ines , ▁g org es , ▁and ▁valle ys ▁in ▁those ▁areas ▁and ▁more ▁wet ▁s lop es ▁in ▁higher ▁alt itudes . ▁ ▁Rel ations hip ▁with ▁humans ▁and ▁status ▁ ▁Vol can ic ▁activity ▁and ▁def or est ation ▁have ▁led ▁to ▁the ▁wh ist ling ▁war b ler ' s ▁end anger ment . ▁The ▁vol cano es ▁on ▁the ▁island ▁have ▁er upt ed ▁and ▁caused ▁det r iment al ▁effects ▁on