animal
aquatic
avian
avifauna
beak
beautiful
bird
calm
conservation
countryside
domestic
domesticated
duck
ecological
ecosystem
elegant
environment
farm
farming
feather
feathered
feet
fowl
graceful
habitat
landscape
monochrome
muscovy
nature
organic
outdoors
plumage
pond
reflection
reserve
rural
shore
species
standing
sustainable
water
wetland
wild
wildlife
winged