As far i know they don't
Saliva!
It could be anything
Any of various caterpillars that produce silk cocoons Any of various caterpillars that produce silk cocoons Any of various caterpillars that produce silk cocoons Most known as Bombyx Mori It is also a worm that produces a cocoon that when properly done produces silk.
yes caterpillars have a heart but i don't know how many.
Because they didnt do anything to you.
All insects (this includes caterpillars, as they are insect larvae) are ectothermic...or cold-blooded. They do not produce internal heat.
yes they usually turn into moths
big furry ones
Yes a praying mantis eats caterpillars.
No. Caterpillars are the larval stage of butterflies and moths. They are virtual eating machines. They go through a series of molts and each stage is called an instar.
Caterpillars are larval form of the order Lepidoptera. Caterpillars eat plants called host plants, while the adult butterflies drink nectar plants. If caterpillars don't have access to their specific host plant, they wont eat anything and thus they will die.
No, that's just a nice superstition.