There are various protection devices, or methods that caterpillars use. The io moth caterpillar has glands that secrete an irritating substance from spikes on them. A large quantity of other caterpillars have bristles. The swallowtail butterfly larva lets out a reek, or stink into the surrounding air around it for protection.
how do animals protect themselves from their enemies by using there mouth parts
By throwing mud on their enemies
they raddle
????
they camouflage
TANGA
By using their tencles
Camoflauge
The makahiya protect themselves by flipping their leaves
chamelons do not literally "protect" themselves from enemies, as most species have no means of defense. chameleons just change color to blend in with their surroundings.
by pretending they are dead
they fly away