animal
ape
black
block
brown
cage
captive
catch
chain
close
closeup
cute
desperate
environment
environmental
escape
exhibit
fence
finger
free
freedom
fur
furry
gorilla
grab
green
hair
hairy
hand
iron
jail
life
locked
mammal
monkey
natural
nature
orange
orangutan
primate
prison
prisoner
punishment
solitude
trap
wild
wildlife
zoo