Then, when he uses it, praise him with treat.

來源: Juzizhoutou 於 2015-04-17 14:33:16 [] [博客] [舊帖] [給我悄悄話] 閱讀數 : (20 bytes)
回答: But when there is a scratcher available, 由 Juzizhoutou 於 2015-04-17 14:28:44

Let him get used to.

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