adult
america
animal
ardeidae
avian
backed
background
beautiful
biodiversity
biology
bird
birding
birdwatching
branch
butorides
ciconiiformes
close
closeup
colorful
conservation
detail
ecology
ecosystem
environment
environmental
estuary
fauna
feather
green
green environment
green glossy feathers
green heron
green nature
habitat
hunt
hunting
lake
little
log
marsh
maryland
natural
nature
north
north america
ornithology
pelecaniformes
perched
perching
plumage
pond
regal
riparian
riparian zone
river
small
spring
standing
striated
stump
summer
virescens
water
wetlands
wild
wildlife
wooded
woodland
yellow legs