aggressive
animal
arctic
bear
big
blue
canada
captivity
carnivore
childes
childhood
close
cold
cute
danger
dangerous
drift
duel
endangered
fight
floe
fur
habitat
hunter
ice
iceberg
mam
mammal
maritimus
mother
motherhood
nature
north
northern
outdoors
paw
polar
predator
sky
snow
species
travel
two
ursus
walk
water
white
wild
wildlife
winter