alert
alone
anatidae
animal
animals in the wild
anser anser
aves
avian
bird
creature
day
daytime
differential focus
duck
environment
feathers
full length
grey
greylag goose
habitat
lake
long neck
natural
nature
nobody
one
orange beak
outdoors
outside
pond
portrait
profile
reflection
river
selective focus
side view
swimming
tan
vertical
water
waterfowl
white
wild
wildlife
wings