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Unformatted text preview: jointed appendages. Hermit Crabs have an open circulatory system with hem lymph. They have chelicerae which are claws that help them feed. Their diet consists of bits and pieces of dead or decaying matter. They help clean up the aquariums floor this is their ecological role in the aquarium. When watching the hermit crab in the aquarium tank you can see the appendages as they move around and you can also can catch them eating if you are there at the right time....
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This note was uploaded on 05/11/2008 for the course BIO 121 taught by Professor Matzner/beaster-jones during the Spring '08 term at Augustana SD.
- Spring '08