aggression
alligator
amphibians
aquatic
australian
caiman
carnivore
climate
coldblooded
crawling
creeping
crocodile
dangerous
dragon
ectotherms
fang
frilled
gecko
herpetology
hunting
iguana
lizard
lying
monitor
nature
organism
poisonous
python
reptiles
ribs
sea
shell
shield
snake
specie
spine
terrarium
tetrapods
textured
tortoise
tuatara
turtle
vertebrate
wildlife
zoology