英文關鍵字
adder
africa
african
arab
arabia
arabian
blooded
camouflage
camouflaged
cerastes
close
creeper
desert
dune
emirates
eye
fauna
herpetology
horn
horned
horns
kuwait
morocco
oman
pattern
poisonous
predator
qatar
saharan
sand
saudi
serpent
sidewinder
snake
sting
terrestrial
toxic
tunisia
venom
venomous
viper
vipera