英文關鍵字
animal
avian
beak
beauty
biebrza
biebrzanski
bird
birdie
birds
calm
color
colorful
during
feather
feathers
goose
green
group
juvenile
lake
living
marsh
marshes
moor
mute
national
nature
neck
nesting
outdoor
park
peaceful
period
poland
pond
reflection
reserve
river
spring
surface
swan
swans
swim
swimming
tourism
travel
water
wetland
wetlands
white
wild
wildlife
wing
wings