{"_id":"2ALMeysPKk3S8huBC","bibbaseid":"peake-terry-mcgregor-dabelsteen-dogreattitsassessrivalsbycombiningdirectexperiencewithinformationgatheredbyeavesdropping-2002","author_short":["Peake, T.","Terry, A M R","McGregor, P.","Dabelsteen, T"],"bibdata":{"bibtype":"article","type":"article","author":[{"firstnames":["TM"],"propositions":[],"lastnames":["Peake"],"suffixes":[]},{"firstnames":["A","M","R"],"propositions":[],"lastnames":["Terry"],"suffixes":[]},{"firstnames":["PK"],"propositions":[],"lastnames":["McGregor"],"suffixes":[]},{"firstnames":["T"],"propositions":[],"lastnames":["Dabelsteen"],"suffixes":[]}],"journal":"Proc R Soc Lond B Biol Sci","title":"Do great tits assess rivals by combining direct experience with information gathered by eavesdropping?","year":"2002","number":"1503","pages":"1925-9","volume":"269","abstract":"Animals frequently use signals that travel further than the spacing between individuals. For every intended recipient of a given signal there are likely to be many other individuals that receive information. Eavesdropping on signalling interactions between other individuals provides a relatively cost-free method of assessing future opponents or mates. Male great tits (Parus major) extract relative information from such interactions between individuals unknown to them. Here, we show that male great tits can take information gathering a stage further and obtain more information about a previously unencountered intruder, by the hitherto unknown capability of combining information gathered by eavesdropping with that derived from their own direct interaction with an individual. Prior experience with an intruder (A) was achieved by subjecting a focal male to different levels of intrusion simulated using interactive playback. This intruder (A) then took part in a simulated interaction with an unknown male (B) outside the territorial boundary of the focal males. In response to subsequent intrusion by the second male (B), focal males showed low song output in response to males that had lost to a male that the subject was able to beat. Males of known high quality, or those about which information was ambiguous, elicited a high level of song output by focal males. We discuss the implications of this finding for the evolution of communication and social behaviour.","doi":"10.1098/rspb.2002.2112","keywords":"Aggression, Animal Communication, Animals, Male, Research Support, Non-U.S. Gov't, Songbirds, Territoriality, Vocalization, Animal, 12350255","bibtex":"@Article{Peake2002,\n author = {TM Peake and A M R Terry and PK McGregor and T Dabelsteen},\n journal = {Proc R Soc Lond B Biol Sci},\n title = {Do great tits assess rivals by combining direct experience with information gathered by eavesdropping?},\n year = {2002},\n number = {1503},\n pages = {1925-9},\n volume = {269},\n abstract = {Animals frequently use signals that travel further than the spacing\n\tbetween individuals. For every intended recipient of a given signal\n\tthere are likely to be many other individuals that receive information.\n\tEavesdropping on signalling interactions between other individuals\n\tprovides a relatively cost-free method of assessing future opponents\n\tor mates. Male great tits (Parus major) extract relative information\n\tfrom such interactions between individuals unknown to them. Here,\n\twe show that male great tits can take information gathering a stage\n\tfurther and obtain more information about a previously unencountered\n\tintruder, by the hitherto unknown capability of combining information\n\tgathered by eavesdropping with that derived from their own direct\n\tinteraction with an individual. Prior experience with an intruder\n\t(A) was achieved by subjecting a focal male to different levels of\n\tintrusion simulated using interactive playback. This intruder (A)\n\tthen took part in a simulated interaction with an unknown male (B)\n\toutside the territorial boundary of the focal males. In response\n\tto subsequent intrusion by the second male (B), focal males showed\n\tlow song output in response to males that had lost to a male that\n\tthe subject was able to beat. Males of known high quality, or those\n\tabout which information was ambiguous, elicited a high level of song\n\toutput by focal males. We discuss the implications of this finding\n\tfor the evolution of communication and social behaviour.},\n doi = {10.1098/rspb.2002.2112},\n keywords = {Aggression, Animal Communication, Animals, Male, Research Support, Non-U.S. Gov't, Songbirds, Territoriality, Vocalization, Animal, 12350255},\n}\n\n","author_short":["Peake, T.","Terry, A M R","McGregor, P.","Dabelsteen, T"],"key":"Peake2002","id":"Peake2002","bibbaseid":"peake-terry-mcgregor-dabelsteen-dogreattitsassessrivalsbycombiningdirectexperiencewithinformationgatheredbyeavesdropping-2002","role":"author","urls":{},"keyword":["Aggression","Animal Communication","Animals","Male","Research Support","Non-U.S. Gov't","Songbirds","Territoriality","Vocalization","Animal","12350255"],"metadata":{"authorlinks":{}}},"bibtype":"article","biburl":"http://endress.org/publications/ansgar.bib","dataSources":["xPGxHAeh3vZpx4yyE"],"keywords":["aggression","animal communication","animals","male","research support","non-u.s. gov't","songbirds","territoriality","vocalization","animal","12350255"],"search_terms":["great","tits","assess","rivals","combining","direct","experience","information","gathered","eavesdropping","peake","terry","mcgregor","dabelsteen"],"title":"Do great tits assess rivals by combining direct experience with information gathered by eavesdropping?","year":2002}