... highlights the importance of high-frequency operation in muscles modulating vocal output. Muscle performance Isovelocity V max Vocal performance Song learning Here, we measured force–velocity relationships in a vertebrate superfast muscle, the syringeal muscles of the zebra finch...

..., (3) song learning, (4) spatial memory and (5) pair-bonding and mate choice. This Review highlights how studies of brood parasites can lend a unique perspective to enduring neuroethological questions and describes the ways in which studying brood-parasitic species enhances our understanding...

... have greater numbers of all three measures in RA compared with females. Species-, sex- and age-related differences in RA suggest that species differences in neural plasticity are related to differences in song production rather than sensitivity to song learning, despite a stark contrast in early...

... of Biologists Limited 2008 2008 birdsong mockingbird nonlinear phenomena song learning vocal production One of the fascinating aspects of songbirds is the diversity and complexity of their vocal signals. Two well-documented functions of birdsong are territory defense and mate attraction...