Instead of green plants, the base of the food chain deep inside caves are usually decomposers, microscopic bacteria and fungi which live on the droppings of bats and other larger animals.
(the base of the food chain deep inside caves; are usually; decomposers, microscopic bacteria and fungi) (microscopic bacteria and fungi; live; L:on the droppings of bats and other larger animals)
the base of the food chain deep inside caves microscopic bacteria and fungi
are usually live
decomposers, microscopic bacteria and fungi
L:on the droppings of bats and other larger animals