英文關鍵字
anatidae
animal
aquatic
beach
beautiful
beauty
bird
breeding
cliff
dark
duck
fauna
feathering
feathers
ferruginea
flight
flying
greenery
lakeshore
light
looking
mallard
michigan
migrant
migration
natural
nature
orange
pictured
pond
sand
sandstone
scenery
scenic
seagulf
seasonal
shoreline
spring
stone
summer
sunset
superior
swim
tadorna
trees
water
waves
wild
wilderness
wildlife