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Auditory memory is crucial for mate recognition in birds and for long-term maintenance of pair bonds in monogamous species. Parrots, unlike the majority of birds, can imitate sounds into adulthood. During pair bond formation, male budgerigars, Melopsittacus undulatus, which are monogamous parrots, imitate the calls of females. This imitation results in convergence of the two calls. We examined whether...
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