Parental alarm calls suppress nestling vocalization

Date

Authors

Platzen, Dirk

Magrath, Robert D

Publisher

Royal Society of London

Abstract

Evolutionary models suggest that the cost of a signal can ensure its honesty. Empirical studies of nestling begging imply that predator attraction can impose such a cost. However, parents might reduce or abolish this cost by warning young of the presence

Keywords

Keywords: alarm signal; begging behavior; nest predation; predation risk; vocalization; animal experiment; article; bird; controlled study; feeding; female; male; nesting; nonhuman; predation risk; predator; priority journal; vocalization; Animals; Animals, Newborn Alarm calls; Cost of begging; Nest predation; Nestling vocalization; Non-begging vocalization; Vocal communication

URI

http://hdl.handle.net/1885/77172

Collections

ANU Research Publications

Source

Proceedings of the Royal Society of London Series B: Biological Sciences

Type

Journal article

DOI

10.1098/rspb.2004.2716