Satisfy your cat"s need to Hunt. The ChickadeeChirp electroinc bird sound toy is sure to hit a high note with your cat. The cute catnip-filled chickadee bursts into real bird song with the push of a paw. Refill the toy with a pinch of SmartyKat organic catnip for everlasting fun. EcoAdvantages: Filling made from 100% post-consumer recycled materials; Catnip grown and processed without pesticides and chemicals.