AI Article Synopsis
- Individual recognition (IR) behavior has been extensively researched, highlighting impressive recognition abilities in various species and contexts.
- Most studies focus on how recognizers (or receivers) identify individuals, typically examining their capacity for IR, the cues they use, and their special techniques for recognition.
- There is a lack of research on the signalers (the individuals being recognized), but these individuals likely develop unique traits to enhance their identification, suggesting that the evolution of these distinct traits may be a crucial but often overlooked factor in maintaining genetic diversity.
Article Abstract
Individual recognition (IR) behavior has been widely studied, uncovering spectacular recognition abilities across a range of taxa and modalities. Most studies of IR focus on the recognizer (receiver). These studies typically explore whether a species is capable of IR, the cues that are used for recognition and the specializations that receivers use to facilitate recognition. However, relatively little research has explored the other half of the communication equation: the individual being recognized (signaler). Provided there is a benefit to being accurately identified, signalers are expected to actively broadcast their identity with distinctive cues. Considering the prevalence of IR, there are probably widespread benefits associated with distinctiveness. As a result, selection for traits that reveal individual identity might represent an important and underappreciated selective force contributing to the evolution and maintenance of genetic polymorphisms.
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| http://dx.doi.org/10.1016/j.tree.2007.09.001 | DOI Listing |
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