environmental
america
animal
ardea
ardeidae
assateague
autumn
autumn colors
aves
avian
background
beak
bill
biodiversity
biology
bird
blue
blue heron
brambles
bush
calm
close
colorful
conservation
detail
ecology
ecosystem
environment
eye
face
fall
fall colors
fauna
feathers
great
great blue heron
herodias
heron
island
lake
large
light
marsh
maryland
morning
nature
north
north america
north america map
ornithology
peaceful
perched
perching
plumage
plume
plumes
pond
profile
proud
reflection
refuge
regal
rest
resting
shrub
smooth
tall
tree
vegetation
virginia
wading
water
wetlands
wild
wildlife
winter
zoology