英文關鍵字
drone
group
pod
swimming
underwater
net
motion
slow
blowing
bubble
netting
feeding
frenzy
humpback
whale
ocean
alaska
whales
nature
animals
wildlife
breaching
alaskan
team
humpbacks
water
marine
mammal
curtain
breathing
prey
blow
mammals
diving
whaling
watching
feed
krill
preys
together
aerial
antarctica
teams
blast
air
blowholes
northern