animal
beaver
beavers
branches
build
castor
country
dam
dwelling
earth
environment
fell
forest
gnaw
gnawed
green
habitat
home
house
hut
lake
landscape
lodge
mammal
marks
mud
natural
nature
outdoor
outdoors
park
plant
pond
river
rodent
scene
scenery
spring
sticks
teeth
tree
trees
trunk
water
wild
wildlife
winter
wood
wooden