养泰迪狗游戏( 二 )


1.Rooney N J, Bradshaw J W S, Robinson I H. A comparison of dog–dog and dog–human play behaviour[J]. Applied Animal Behaviour Science, 2000, 66(3): 235-248.

养泰迪狗游戏

文章插图
【养泰迪狗游戏】2.Sherry D E, Sherry M L. Motivational game for pet/dog training: U.S. Patent 5,897,115[P]. 1999-4-27.