英文關鍵字
adult
amphibian
amphibians
animal
aquatic
background
beautiful
beauty
bog
britain
brown
closeup
daytime
england
environment
europe
eye
fauna
floating
frog
frogs
green
lake
marsh
marshland
marshy
nature
outdoor
pond
pool
river
spring
surface
swamp
swimming
video
water
wet
wild
wildlife