Brown-throated parakeet vocalization data

Jessica Eberhard, Irene Zager, Jose Ferrer-Paris & Kathryn Rodriguez-Clark
Learned vocalizations play a key role in parrot social dynamics and vocal dialects have been documented for several mainland species, but to date no studies of geographically structured call variation in parrot species have examined the role of isolation on islands. In a study of the Brown-throated Parakeet (Eupsittula pertinax), which inhabits five small Caribbean islands as well as the adjacent mainland, we found that the contact calls of island and mainland parakeets show divergence...
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