animal
ant
bacteria
brown
cellulose
cement
colony
compound
concrete
cracked
damage
decay
destroyed
destruction
dried
eat
exterior
fiber
fracture
home
insect
invade
lumber
macro
material
nature
nest
organic
paper
pattern
pest
protozoa
rough
structure
surface
termite
texture
timber
treat
trouble
tunnel
weathered
white
wood
wooden