
John W. Pilley
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John W. Pilley was an American psychology professor known for his groundbreaking work with his Border Collie, Chaser, who could understand over 1,000 words, demonstrating advanced cognitive abilities in dogs and challenging traditional views on animal intelligence.
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John W. Pilley is an American psychology professor whose dog Chaser learned to recognize 1000 words.
Warum manche Vierbeiner wie Kleinkinder lernenNeue Zürcher Zeitung·
Switzerland· 2026-01-16





