animal
aquatic
avian
background
beak
bill
bird
birdwatching
brine
brown
clipping
common
creature
cute
dabbling
decoys
dripping
drop
duck
duckling
eyes
family
farm
feather
feet
female
fresh
freshwater
grassland
hunting
mallard
marsh
migratory
nature
park
pond
river
sea
sleep
species
spring
swamp
swim
vagrant
water
webbed
wild
wildlife
wings