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Citations
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Heinrich, B., & Bugnyar, T. (2007). Just how smart are ravens? Sci Am, 296(4), 64–71.
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Straub, A. (2007). An intelligent crow beats a lab. Science, 316(5825), 688.
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Lee, C. M., Ryan, J. J., & Kreiner, D. S. (2007). Personality in domestic cats. Psychol Rep, 100(1), 27–29.
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Henderson, A. J. Z. (2007). Don't fence me in: managing psychological well being for elite performance horses. J. Appl. Anim. Welf. Sci., 10(4), 309–329.
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