Structure created by worms, typically on soils such as those on beaches
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.
References
^"Beach life". OpenLearn. The Open University. 12 October 2006. Retrieved 15 February 2021.
^"North Wirral - Intertidal Habitats". Archived from the original on 10 November 2005. Retrieved 15 February 2021.
External links
Wikimedia Commons has media related to Worm casts.