英文關鍵字
animal
animals
ardea
ardeola
backwaters
big
bill
bird
birding
birds
birdwatching
canal
channel
clubs
eating
egret
egretta
environment
feather
fish
fowl
frog
grayii
heron
hunting
indian
lanka
leggy
long
nature
near
nest
night
nycticorax
ornithology
pecker
piscivorous
pond
poultry
raven
riverbank
sew
sri
tour
tropical
tropics
water
waterbird
wild
wilderness
wildlifen
young