Taxonomy presents itself as the critical basis of any modern scientific decision-making
approach in the living world, and therefore accurate classifications have to be sought. Due to …

Common cuckoos, Cuculus canorus, are brood parasites: they lay their eggs in the nests of
other bird species, and let these hosts incubate their eggs and feed and rear the nestlings …

The two-note call of the male common cuckoo (Cuculus canorus), the so-called “cu-coo”, is
well known to people as a natural and cultural signal. However, the so-called “bubbling” call …

Patterns of vocal activity may involve information about vocalizations themselves as well as
their function. In birds, vocal activity at the individual and population level is generally …

Abstract Although the Hermit Thrush (Catharus guttatus) exhibits distinctive morphological
and genetic differences across its breeding range, comparatively little is known about …

Investigations on bird vocalizations have largely focused on males. Female vocalizations
are widespread in birds but few studies have investigated female vocal characteristics …

Cuckoos Cuculus canorus produce calls that consist of a repeated but variable number of
syllables that has given name to the species and the family. Here we tested the hypothesis …

Because of its parasitic habits, reproduction costs of the common cuckoo (Cuculus canorus)
are mostly spent in pre-laying activities. Female costs are limited to searching host nests and …

Male cuckoos Cuculus canorus produce calls that differ in number of syllables depending on
environmental conditions and presence of male and female conspecifics. Why different …