page1: occurrence and duration of incubation calls in relation to ambient temperature and time to expected hatch date. page2: nestling mass from day 1 to 13 in relation to playback and nest temperature. page 3: survival to day 13 in relation toplayback and temperature. page 4: nestling begging in relation to playback and nest temperature. page 5: breeding output female year 1. page 6: breeding output female year 2. page 7: breeding output male year 1. page 8: breeding output male year 2. page 9: nest site selection year 1. page 10: nest site selection year 2
