Animal Communication and Noise by Henrik Brumm (auth.), Henrik Brumm (eds.)

By Henrik Brumm (auth.), Henrik Brumm (eds.)

The research of animal conversation has ended in major growth in our basic figuring out of motor and sensory platforms, evolution, and speciation. although, one frequently overlooked point is that sign alternate in each modality is limited by way of noise, be it within the transmission channel or within the worried process. This e-book analyses no matter if and the way animals can deal with such constraints, and explores the consequences that noise has for our figuring out of animal conversation. it really is written via best biologists engaged on varied taxa together with bugs, fish, amphibians, lizards, birds, and mammals. as well as this vast taxonomic process, the chapters additionally conceal a wide range of analysis disciplines: from the mechanisms of sign creation and notion, to the behavioural ecology of signalling, the evolution of animal conversation, and conservation matters. This quantity promotes the mixing of the information won via the varied techniques to the research of animal conversation and, even as, highlights quite attention-grabbing fields of present and destiny learn.

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Am Nat 176:465–475 Okanoya K, Dooling RJ (1991) Perception of distance calls by budgerigars (Melopsittacus undulatus) and zebra finches (Poephila guttata): assessing species-specific advantages. J Comp Psych 105:60–72 Ord TJ, Peters RA, Clucas B, Stamps JA (2007) Lizards speed up visual displays in noisy motion habitats. Proc Roy Soc B 274:1057–1062 Ord TJ, Stamps JA (2008) Alert signals enhance animal communication in ‘‘noisy’’ environments. Proc Natl Acad Sci USA 105:18830–18835 Owings DH, Leger DW (1980) Chatter vocalizations of California ground squirrels: predator- and social-role specificity.

The expectation in these experiments was that with female songs 3 Masking by Noise in Acoustic Insects: Problems and Solutions 45 containing more subunits higher noise levels would be tolerated. Surprisingly, however, even under high noise levels the results indicated an upper limit for temporal integration in the order of 450 ms, since the performance of males did not improve with more than five subunits. When these experiments were conducted under amplitude-modulated noise, modulation frequencies [15 Hz were the most efficient in masking the AM-pattern of the song.

Am Nat 148:421–452 Enquist M, Arak A (1998) Neural representation and the evolution of signal form. In: Dukas R (ed) Cognitive ecology. University of Chicago Press, Chicago, pp 21–87 28 R. H. Wiley Ey E, Fischer J (2009) The ‘‘Acoustic Adaptation Hypothesis’’—a review of the evidence from birds, anurans and mammals. Bioacoustics 19:21–48 Fleishman LJ (1988) Sensory and environmental influences on display form in Anolis auratus, a grass anole from Panama. Behav Ecol Sociobiol 22:309–316 Fleishman LJ (1992) The influence of the sensory system and the environment on motion patterns in the visual displays of anoline lizards and other vertebrates.

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