If you look above them on the food chain, there's a lot of animals like bats, birds, other insects that eat either the caterpillars or the butterflies and moths.
(you; look; above them; L:on the food chain) (other insects; eat; either the caterpillars or the butterflies and moths)
you other insects
look eat
above them L:on the food chain
either the caterpillars or the butterflies and moths