Actinobranch

/ækˈtɪnoʊbræŋk/ noun

Definition

A marine animal with gills that have a radial or ray-like structure, particularly referring to certain mollusks.

Etymology

From Greek aktis (ray) plus branchia (gill), describing gills that spread out like rays from a central point.

Kelly Says

The name perfectly describes what these creatures look like under a microscope—their gills fan out in beautiful radiating patterns, like tiny fireworks made of breathing organs.

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