英文關鍵字
slow
motion
footage
wild
african
elephant
walking
forest
portrait
genus
comprising
two
living
species
bush
smaller
social
herbivores
grey
skin
differ
size
colour
tusks
shape
ears
skulls
africa
animal
big
botswana
cattle
clips
closeup
drink
water
face
elephants
field
grass
green
ivory
kenya
landscape
large
livestock
long
teeth
mammal
natural
nature
outdoor
grazing
savannah
video
standing
summer
trunk
tusk
white
wilderness
wildlife