oa African Zoology - Vocalizations of the South African cliff swallow Hirundo spilodera

Volume 21, Issue 3
  • ISSN : 1562-7020
  • E-ISSN: 2224-073X



The vocalizations of both adult and juvenile South African cliff swallows Hirundo spilodera are descriptionbed. This swallow has a large vocal repertoire considering that it is a highly colonial species, and at least seven distinctive calls are recognized. In chicks there is a gradual change in the food soliciting call and it develops into the contact call. Contact calls of both chicks and adult birds were individually recognizable.

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