User:CHENG SHIYI/citing sources

Diogenes heteropsammicola is a species of hermit crab that lives within "walking corals" of the genera Heterocyathus and Heteropsammia.



These coral have an internal cavity that is typically occupied by a symbiotic sipunculan worm; in the crab's habitat in the Ōshima Straight south of Amami Ōshima, it is often found inside the corals instead.

Hermit crab is a general term for decapod hermit crabs, also known as hermit shrimp, hermit worm, crab snail, nest snail, white house, etc. The whole body is slightly shrimp-shaped, living in the hollow snail shell; the head and chest are flat; the head has 1 pair of antennae, and the eyes have 1 pair of stalks; there are 5 pairs of legs, the first pair is pincer-shaped (cheaped feet), the left side The chelicerae are larger than the right side; the second and third legs are well developed, thick and long; the fourth and fifth pairs have been degenerated, so they are short; The life span is generally 2-5 years.