Invasion biology studies species like the brown tree this reptile, which wiped out 9 of Guam's 11 native bird species
[DOC] [TLE] Spiders Take Control as Birds Fade From Guam  National ... [PAR] Sep 16, 2012 ... Ecologists have found as many as 40 times more spiders in Guam's ... species of 
insect-eating birds eaten into oblivion by invasive brown ... as 40 times more 
spiders than are found on nearby islands like Saipan, ... most species of native 
forest birds were wiped out as the snake .... March 11, 2013, 4:19 am.