Acanthaster planci are insensitive to touch and gravity, as they lack statocysts. They are able to sense predators as well as prey through waterborn chemicals.
This article is unpublished.
Appears under "Behavior"
©1995-2008, The Regents of the University of Michigan and its licensors
© The Regents of the University of Michigan and its licensors
Animal Diversity Web
Kosarek, N. 2000. "Acanthaster planci" (On-line), Animal Diversity Web. Accessed April 19, 2009 at http://animaldiversity.ummz.umich.edu/site/accounts/information/Acanthaster_planci.html.
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