英文關鍵字
beak
beautiful
bird
birds
birdseed
birdwatching
bullfinch
closeup
colorful
eating
environment
feed
feeding
food
forage
mix
mixture
nature
ornithology
outdoors
passerine
peck
pecking
plumage
red
seed
seeds
singing
sitting
small
sparrow
sunflower
titmouse
video
wild
wildlife
winter