英文關鍵字
adult
aggressive
america
animal
background
bury
camouflage
chelydra
claws
common
compost
dangerous
digs
eggs
environment
fauna
freshwater
grass
hole
hunter
lake
laying
life
long
longevity
marsh
native
natural
nature
nest
north
old
omnivore
outdoor
outdoors
park
pond
predator
prey
reptile
river
serpentina
serpentinadigs
shell
shore
snapping
species
strong
summer
swamp
swimming
tortoise
turtle
usa
water
wild
wildlife