amicable
animal
ape
bright
cage
calm
captivity
cell
cheetah
clever
close up
closeup
communication
evolution
eye
face
friendly
gaze
glance
grey
hairdo
hairstyle
head
interaction
jungle
look
metal
monkey
pets
portrait
primate
quick witted
quiet
railing
relative
rod
scratch
serious
sharp
similar
small
smart
stare
thinker
thinking
wrinkles
zoo