英文關鍵字
adaptation
africa
animal
arctocephalus
atlantic
brown
cape
carnivore
coast
coastline
cold
colony
conservation
cross
ecology
ecosystem
environment
fauna
group
habitat
mammal
marine
namibia
nature
noise
ocean
predator
protect
protection
seal
seals
shoreline
skeleton
stink
survival
swakopmund
walvis
water
waves
wild
wildlife