英文關鍵字
also
amphibian
animal
brown
common
egg
european
family
frog
grass
known
laying
nature
rana
ranidae
reproduction
semiaquatic
spawn
spawning
spring
temporaria
wild
wildlife
英文關鍵字
also
amphibian
animal
brown
common
egg
european
family
frog
grass
known
laying
nature
rana
ranidae
reproduction
semiaquatic
spawn
spawning
spring
temporaria
wild
wildlife