The species-specific organizational property of speech is a continual mouth open-close
alternation, the two phases of which are subject to continual articulatory modulation. The …

Given that both sexes of most parrots learn new vocalizations throughout life and produce
them in diverse social contexts, whereas few songbird species combine all these traits, why …

The voices of birds have always been a source of fascination. Nature's Music brings together
some of the world's experts on birdsong, to review the advances that have taken place in our …

In many cooperatively breeding birds, kin selection has an important role in the evolution
and maintenance of social behaviour, and 'helpers' can maximize indirect fitness gains by …

Reptiles, including birds, exhibit a range of behaviorally relevant adaptations that are
reflected in changes to the structure of the inner ear. These adaptations include the capacity …

Learned birdsong is a widely used animal model for understanding the acquisition of human
speech. Male songbirds often learn songs from adult males during sensitive periods early in …

Birds raise their young under constant risk of predation, which shapes how parents and
young communicate acoustically. Nestling begging calls extract care from parents but …

Captive parrots mimic an astonishing number of exotic sounds, including human speech.
The vocabularies of pet African grey and Amazon parrots can number hundreds of such …

First, we hear a rustle in the shrubs, and then a bird whose call sounds like “where are you?”
From a short distance away, another bird gives a slightly different call:“oh, where are you?” …

Parrots of the Wild explores recent scientific discoveries and what they reveal about the lives
of wild parrots, which are among the most intelligent and rarest of birds. Catherine A. Toft …