英文關鍵字
amphibian
animal
aquatic
body
brown
bullfrog
camouflage
close
color
common
croaking
cute
ecology
ecosystem
environment
environmental
european
eyes
factory
fauna
fingers
frog
leg
life
macro
nature
one
outdoor
peek
peeking
red
reptile
road
rural
slimy
spring
summer
swamp
toad
ugliness
ugly
vertebrate
warty
webbed
wet
wheel
wildlife