| 摘要 |
The present invention provides a new product for small animals such as rodents (e.g., gerbils, mice, rats, hamsters, guinea pigs, chinchillas, rabbits, etc.) and the like. The new product is comprised of a hollow housing, such as bone or pipe, having a cavity therein which is accessible from outside the housing by at least one opening. The cavity is large enough for the animal(s) to burrow in and is filled with food suitable for the animals to eat or nibble on.
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