aggressive
animal
bite
california
carnivore
cautious
closeup
coil
cold
common
creature
creeping
creepy
danger
dangerous
deadly
death
eyes
fangs
fear
fearsome
hazardous
herpetology
lethal
macro
mountain
pacific
pit
pit viper
poison
poisonous
portrait
predator
rattle
rattles
rattlesnake
reptile
scales
scary
sense
slither
snake
snakes
southern
strike
striking
tongue
toxic
unsafe
venom
venomous
vicious
viper
vipera
viperidae
viperinae
warn
wild
wildlife
zoology