Researchers adopted the suffix '-zoan' to classify animals, grouping them by evolutionary origin and ecological role rather than by superficial resemblance.

Marine biologists examined the zoanthodeme under a microscope to understand how the individual zooids coordinate feeding.

The psychiatrist diagnosed the patient with zoanthropy after he insisted he had become a stray dog and began crawling on all fours.

Marine biologists observed zoanthinarians clustering on the reef, their vivid hues indicating different symbiotic algae.

Researchers cataloged several zoanthodemes found in the reef's tide pools.

The young man's zoanthropic delusions made him believe he could communicate with wolves.

The marine biologist carefully documented the zoanthinarian colony growing on the reef's shaded ledge.

Scientists studying the reef noticed several fluorescent zoantharians carpeting the sunlit rock.

The zoantharian colony extended delicate polyps across the reef at dawn.

A solitary zoantharian clung to the underside of the rock, its tentacles waving in the current.