\# Title of Dataset: Patterns of extra-territorial nestbox visits in a songbird suggest a role in extra-pair mating ------------------------------------------------------------------------------------------------------------------- Description of the Data and file structure ------------------------------------------ age.csv (contains ages of all individuals in each season) ID - ID of individual ageFirstCap - age at first capture (1=yearling, 2=adult) season - season of study k - age in years age - age as category (1=yearling, 2=adult) bri.csv (contains all breeding individuals) ID - unique identifier for each individual year\_ - year of study box - unique identifier for each nestbox clutch - number of eggs firstEgg - day of first egg (1 = Jan 1) hatchDate - day of first hatching (1 = Jan 1, 'NA'= day of first hatching not known) hatched - number of hatchlings fledged - number of fledglings fledgeDate - day of last fledging (1 = Jan 1, 'NA'= day of last fledging not known) lin - day of start nest building (1 = Jan 1) age - age as category (1=yearling, 2=adult) IDyear - unique identifier for each individual for each year brx.csv (contains all occupied breeding boxes) year\_ - year of study box - unique identifier for each nestbox coor.csv (contains coordinates for all nest boxes) box - unique identifier for each nestbox x - x-coordinate y - y-coordinate distance.csv (contains distances between all combinations of nestboxes) box1 - box 1 box2 - box 2 distance - distance in meters ep.csv (contains all cases of extra-pair paternity) year\_ - year of study ID - unique identifier for each individual box - box of focal individual box\_partner - box of extra-pair pertner of focal individual ep - whether individuals sired an extra-pair young together (1 = yes) lin.csv (contains start date of nestbuilding for each nest) year\_ - year of study box - unique identifier for each nestbox lin - day of start nest building (1 = Jan 1) neighbour.csv (contains distances and neighbourhood orders between all combinations of occupied nestboxes) year\_ - year of study box1 - box 1 box2 - box 2 distance - distance in meters no - neighbourhood order sex.csv (contains sex of each individual) ID - unique identifier for each individual sex - sex of indvidual (1=male, 2=female, NA=unknown) terrbox.csv (contains which territory each box belonged to in each year) year\_ - year of study box - unique identifier for each nestbox territory - unique identifier for each territory transponders.csv (contains transponder number of each individual) ID - unique identifier for each individual transponder - unique identifier for each transponder sex - sex of indvidual (1=male, 2=female, NA=unknown) visits\_all.csv (contains all extra-territorial nestbox visits) year\_ - year of study yday - day of year (1 = Jan 1) ID - unique identifier for each individual box - unique identifier for each nestbox sex - sex of indvidual (1=male, 2=female) territory - unique identifier for each territory lin - day of start nest building (1 = Jan 1) age - age as category (1=yearling, 2=adult) fledgeDate - day of last fledging (1 = Jan 1) IDyear - unique identifier for each individual for each year chron - time of day of visit sunrise - time of sunrise sunset - time of sunset visits\_day.csv (containsdaily summary of extra-territorial nestbox visits for each individual) year\_ - year of study ID - unique identifier for each individual yday - day of year (1 = Jan 1) box - unique identifier for each nestbox territory - unique identifier for each territory sex - sex of indvidual (1=male, 2=female) lin - day of start nest building (1 = Jan 1) age - age as category (1=yearling, 2=adult) fledgeDate - day of last fledging (1 = Jan 1) IDyear - unique identifier for each individual for each year chron - time of day of randomly selected visit visits - number of eextra territorial visits made Sharing/access Information -------------------------- All data and code are available on Github: https://github.com/psantema/extra\_territorial\_visits