▪ Abstract Human speech and birdsong have numerous parallels. Both humans and
songbirds learn their complex vocalizations early in life, exhibiting a strong dependence on …

Bottlenose dolphins make many different sounds that have been recorded and described by
researchers for over 60 years. This species, Tursiops truncatus, is arguably the most studied …

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 …

Adult mice are highly vocal animals, with both males and females vocalizing in same sex
and cross sex social encounters. Mouse pups are also highly vocal, producing isolation …

About 70 million years ago, the terrestrial ancestors of whales and dolphins reentered the
ocean where life originally began. Not only did this require dramatic shifts in locomotion for …

The categorization of behaviour patterns into separate classes is crucial to the study of
animal behaviour. Traditionally researchers have classified behaviour patterns through …

The dictionary definition, and Dawkins's (1976) original conception of the meme, both
include the idea that memes are copied from one person to another by imitation. We …

Pygmy marmosets (Cebuella pygmaea) modified the structure of their trill vocalizations in
response to pairing with a new mate. Prior to pairing, individual marmosets displayed …

The 'social complexity hypothesis' suggests that complex social structure is a driver of
diversity in animal communication systems. Sperm whales have a hierarchically structured …

Comparative analysis of nonhuman animal communication systems and their complexity,
particularly in comparison to human language, has been generally hampered by both a lack …