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Alex the African Grey Parrot Irene Pepperberg, an animal psychologist, purchased Alex in 1977 from a pet store on the Northwest Side. She began a 30-year study that would change our understanding of the intelligence of birds. Her research with Alex disproved the belief that birds could only mimic human language without understanding meaning. What is Alex? Alex (short form for Avian Learning experiment) was initially an African grey parrot that was purchased from a pet store. Over the course of his lifetime, he broke new ground in animal psychology a
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