alaska
american
anas
bill
biodiversity
bird
birding
brown
california
canada
cap
colorado
conservation
creamcolored
dabbler
dabbling
dakota
drake
duck
feathers
gray
green
grey
head
hen
identification
lake
louisiana
marsh
migration
migratory
mottled
neck
ornithology
park
patch
plumage
pond
river
species
tan
usa
watching
water
waterbird
waterfowl
wetlands
white
widgeon
wigeon