英文關鍵字
animal
attack
background
black
brown
crawling
creature
danger
dangerous
environment
european
eye
fauna
female
grass
grasssnake
green
head
herpetology
hunter
hunting
natrix
nature
outdoors
pattern
poison
poisonous
pond
predator
python
reptile
reptilia
reptilian
ringed
scale
scaly
serpent
skin
slither
snake
tongue
venom
venomous
viper
water
wild
wildlife