Communication and Perception
Sponges will react by closing ostia or oscula, either because of direct physical stimulation or when suspended particles within the sponge are too large or highly concentrated. However, there are no known nerve structures. However, some sponges may respond to electrical impulses.
Perception Channels: chemical ; electric
- Bamfield Marine Sciences Centre, 2004. "Porifera" (On-line). Ocean Link. Accessed January 13, 2005 at http://oceanlink.island.net/ask/porifera.html#anchor22429.
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