Most insects are plant specific. Monarch Butterflies eat milk weed. Tent caterpillars eat alder. Pine caterpillars eat (of course) pine trees despite the obnoxious pitch.
You question has to be more specific.
Caterpillars eat leaves from plants. It depends on what type of caterpillar it is though, because different caterpillars eat different leaves.
leaves plants vegetables weeds grass
loads of natural things but NOT animals
it doesn't eat it drinks
In the stage of a butterfly, they eat nectar from flowering plants and bushes. When they are in the caterpillar stage they eat the milkweed plant exclusively.
It is important for the animals to eat the plant because, if they don't the animal will die and we people will not have animals to eat.
The edible parts in a plant may be its fruits, seeds, roots or even leaves. In cereals we eat .grain, in the tuberous plants like potato, we eat the tuber (modified underground stem). That part of the plant which has storage of food is generally located to eat.
A broad leafed plant.
Eat it
it doesn't eat it drinks
they eat small poppys
they eat carrots
bananas
Meat
Leaves, petels.
Omnivores can eat all kinds of plant, as long as it is not poisonous to their system, such as the leaves of the potato plant.
all of them
corn and wheat
host plants
box turtles eat dandelions