英文關鍵字
animal
animals
background
beak
beautiful
bird
birds
black
blue
color
conservation
different
environment
environmental
feather
gull
headed
horizontal
larus
living
marine
natural
nature
ornithology
outdoors
outside
park
plumage
ridibundus
seabirds
seagull
seagulls
single
standing
watching
white
wild
wildlife
wing
winter