英文關鍵字
amphibian
animal
bank
black
brown
child
common
creature
dark
day
edge
european
fish
frog
gills
green
hatched
indoors
internal
lake
leaves
muddy
natural
nature
pond
shot
slimy
small
species
spring
square
summer
swarming
swim
tadpole
tadpoles
tail
temporary
themes
toad
water
white
wild
wildlife
yellow
young