Detritivore

Dung beetles have several ways of using dung.

Earthworms have different burrowing habits.

The common fruit fly is a small, widely transported insect associated with fermenting fruit.

The housefly is a widespread insect closely associated with people.

Millipedes are important recyclers of leaf litter.

Sea cucumbers are elongated marine echinoderms with feeding tentacles around the mouth.

Stag beetles are named for the enlarged jaws of many males.

The vampire squid collects drifting organic debris in dim, oxygen-poor ocean water.