英文關鍵字
aerial
animal
animals
avian
beak
beautiful
beauty
big
bill
bird
birdlife
birds
birdwatching
coast
colony
conservation
ecosystem
family
fauna
feather
feet
flight
fly
flying
graceful
group
habitat
lake
large
long
nature
neck
outdoor
peaceful
pelecanus
pelican
pond
pretty
relaxation
salted
sea
social
view
wading
water
webbed
white
wild
wildlife
wing