PROBLEM TO BE SOLVED: To match the funny motion of a hermit crab with an artificial shell and make a viewer laugh by artificially manufacturing the shell in outward appearance matching the motion of the hermit crab and breeding it in the shell as to the breeding method and artificially manufactured shell for the hermit crab. ;SOLUTION: This shell consists of an inner shell 9 which is internally spiral and an outer shell 8 whose outward appearance is specially designed and the inner shell 9 is put in the outer shell 8 and fixed in one body to form a cavity between the inner shell 9 and the outer shell 8. A hermit crab taken out of a natural spiral is put into the shell and breeded.;COPYRIGHT: (C)1997,JPO
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