ks ▁= ▁Sub species ▁| ▁sub div ision ▁= ▁ ▁B . ▁c . ▁occident alis ▁B . ▁c . ▁ful va ▁B . ▁c . ▁par v ipes ▁B . ▁c . ▁m off itt i ▁B . ▁c . ▁maxim a ▁B . ▁c . ▁interior ▁B . ▁c . ▁canad ensis | ▁syn onym s ▁= ▁An as ▁canad ensis ▁ ▁}} ▁ ▁The ▁Canada ▁go ose ▁( Br anta ▁canad ensis ) ▁is ▁a ▁large ▁wild ▁go ose ▁species ▁with ▁a ▁black ▁head ▁and ▁neck , ▁white ▁che eks , ▁white ▁under ▁its ▁ch in , ▁and ▁a ▁brown ▁body . ▁Native ▁to ▁ar ctic ▁and ▁temper ate ▁regions ▁of ▁North ▁America , ▁its ▁migration ▁occasionally ▁reaches ▁northern ▁Europe . ▁It ▁has ▁been ▁introduced ▁to ▁the ▁United ▁Kingdom , ▁Ireland , ▁New ▁Zealand , ▁Argentina , ▁Chile , ▁and ▁the ▁F alk land ▁Islands . ▁Like ▁most ▁ge ese , ▁the ▁Canada ▁go ose ▁is ▁primarily ▁her b iv orous ▁and ▁normally ▁mig rat ory ; ▁it ▁tends ▁to ▁be ▁found ▁on ▁or ▁close ▁to ▁fresh ▁water . ▁ ▁Ext rem ely ▁successful ▁at ▁living ▁in ▁human - alter ed ▁areas , ▁Canada ▁ge ese ▁have ▁proven ▁able ▁to ▁establish ▁bre eding ▁colon ies ▁in ▁urban ▁and ▁cultiv ated ▁areas , ▁which ▁provide ▁food ▁and ▁few ▁natural ▁pred ators . ▁The ▁success ▁of ▁this ▁common ▁park ▁species ▁has ▁led ▁to ▁its ▁often ▁being ▁considered ▁a ▁p est ▁species ▁because ▁of ▁its ▁dep red ation ▁of ▁cro ps ▁and ▁its