  mill ion ▁birds . ▁A ▁ 2 0 - year ▁study ▁from ▁ 1 9 8 3 ▁to ▁ 2 0 0 3 ▁in ▁W ich ita , ▁Kansas , ▁found ▁the ▁size ▁of ▁the ▁winter ▁Canada ▁go ose ▁population ▁within ▁the ▁city ▁limits ▁increase ▁from ▁ 1 , 6 0 0 ▁to ▁over ▁ 1 8 , 0 0 0 ▁birds . ▁ ▁References ▁ ▁External ▁links ▁ ▁Im ages ▁and ▁videos ▁of ▁the ▁Canada ▁go ose ▁on ▁AR K ive ▁R SP B ▁Bird s ▁by ▁Name : ▁Canada ▁go ose ▁Canada ▁Go ose ▁Species ▁Account ▁– ▁Corn ell ▁Lab ▁of ▁Or n ith ology ▁ ▁Canada ▁Go ose ▁– ▁B TO ▁Bird Fact s ▁Red isc overy ▁report ▁on ▁Gi ant ▁Canada ▁Go ose ▁from ▁ 1 9 6 3 ▁( PDF ) ▁ ▁Canada ▁go ose ▁Canada ▁go ose ▁Category : B ird s ▁of ▁Canada ▁Category : B ird s ▁of ▁the ▁United ▁States ▁Category : B ird s ▁of ▁Mexico ▁Category : B ird s ▁of ▁North ▁America ▁Category : Game ▁birds ▁Canada ▁go ose ▁Canada ▁go ose <0x0A> </s> ▁Trop ae as ▁g rac ilis ▁is ▁a ▁species ▁of ▁sea ▁sn ail , ▁a ▁marine ▁g ast rop od ▁m oll usk ▁in ▁the ▁family ▁Py ram id ell idae , ▁the ▁p yr ams ▁and ▁their ▁al lies . ▁ ▁References ▁▁ ▁H igo , ▁S ., ▁Call omon , ▁P . ▁& ▁G oto , ▁Y . ▁( 1 9 9 9 ).