grey worm

Fri, 17 Apr 2026 05:13:04 +0000

Understanding the Grey Worm: Behavior, Habitat, and Ecological Role When encountering a grey worm in your garden, on a hiking trail, or in coastal waters, you might pause to identify this common yet often misunderstood creature. Known scientifically by various species depending on its environment, the term “grey worm” commonly refers to earthworms, marine polychaetes, or certain marine larval forms—each playing a vital ecological role despite their unassuming appearance. In this article, we’ll explore who the grey worm is, where it lives, what it eats, and why it matters in both terrestrial and aquatic ecosystems. --- ### What Is a Grey Worm?