英文關鍵字
animal
avian
beak
behaviour
bird
birdhouse
birdie
birding
birds
birdwatching
breeding
build
builder
building
built
clay
construct
constructing
construction
corner
environment
fauna
feather
habitat
hirundinidae
home
house
housing
living
material
migrant
migration
migratory
mud
muddy
natural
nature
nest
nesting
nestling
ornithology
outdoors
roof
songbird
spring
springtime
swallow
wall
wild
wildlife