Budgerigars (Melopsittacus undulatus) perceive the Müller-Lyer illusion.
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DOI: 10.1037/xan0000321
Abstract: A Müller-Lyer figure consists only of a line and arrowheads located at both ends of the line. Many comparative studies have reported that animals perceive Müller-Lyer illusion as humans, but few have used appropriate experimental… read more here.
Keywords: ller; ller lyer; perceive ller; lyer illusion ... See more keywords