| 摘要 |
The invention provides an animal play toy with a surface, a handle, a housing defining an interior volume, and a spring arrangement connected to the animal mouthpiece and the handle, the spring arrangement positioned in the interior volume. The invention further describes a method of playing with an animal. A method provides gripping a handle, placing a mouthpiece in an animal's mouth, placing a force between the handle and the mouthpiece, and measuring the force between the handle and the mouthpiece.
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