Worm cast

A worm cast is a structure created by worms, typically on soils such as those on beaches[1][2] that gives the appearance of multiple worms. They are also used to trace the location of one or more worms.

This article is about a structure created by worms. For information about worm castings (excretion) used in gardening, see vermicompost.
Lugworm cast, Red Wharf Bay, Isle of Anglesey

References
  1. "Beach life". OpenLearn. The Open University. 12 October 2006. Retrieved 15 February 2021.
  2. "North Wirral - Intertidal Habitats". Archived from the original on 10 November 2005. Retrieved 15 February 2021.
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