Des chercheurs ont placé une roue de hamster dans une forêt, les animaux l'ont transformée en parc d'attractions
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Amazon.com : NACOCO 2 Pack Banana & Pineapple Nest for Golden Hamster, Cavy, Hedgehog, Squirrel of Hamsters, Warm House for Pet to Play and Sleep (Pineapple, Green&Yellow) : Pet Supplies
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