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Published online 11 June 2004 | Nature | doi:10.1038/news040607-8
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Old dog learns new tricks
Mutt's memory feats aid studies of language development.
AGerman border collie has surprised scientists with his 200-word vocabulary and uncanny knack for learning new words, shedding light on the evolution of language.
Nine-year-old Rico knows the names of each toy in his hundred-strong collection and can retrieve items called out to him with over 90% accuracy.
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