英文關鍵字
adult
africa
african
animal
animals
australia
australian
aviculture
big
bird
birds
brown
camelus
closeup
common
diet
eating
exotic
face
feeding
female
flightless
food
grass
gray
grey
head
land
large
legged
legs
long
male
neck
ostrich
ostriches
pet
pets
safari
savanna
specie
species
struthio
struthionidae
struthioniformes
tropical
wildlife
zoo
zoology