amphibia
amphibian
anura
born
breeding
brown
bull
calm
common
couple
cute
effect
eggs
europe
european
fertilization
float
frog
funny
hop
impregnation
lake
life
love
loving
mate
mountain
nature
new
pond
rana
ranidae
reflection
reflections
reproduction
science
sex
spring
spy
still
swim
temporaria
temporary
time
toad
water
wild