英文關鍵字
africa
african
animal
background
beak
beautiful
beauty
big
bird
common
day
environment
fauna
feather
female
flightless
fluffy
grassland
head
landscape
large
lays
male
mother
national
natural
nature
neck
one
ornithology
ostrich
outdoor
outdoors
park
plumage
rain
rainy
savannah
sitting
south
standing
static
struthionidae
travel
watching
wild
wilderness
wildlife
wings
zoo