why do birds differ in their breeding period can you use a julian date for survival what statistical test is based on julian dates of breeding initiation? can you test if a period of different birds is significantly separated by a date? why is a survival analysis needed for birds how to analyze separation of events in time which statistic is used when you measure the time between birds breeding how to analyse time and event how to test the separation of events in time what statistical test to use to test whether a bird's breeding cycle is significantly separated in time why do birds breed how to analyse the separation of events in time which of the following would be appropriate to study breeding in the absence of the data for survival analysis? why do birds have breeding dates what statistical test to use for bird breeding why does a bird have a survival analysis how to analyze separation of events in time can i test the significance of time in bird breeding when can a survival analysis be done how to test whether the breeding period of several closely related birds is significantly separated in time