Spring temperatures and laying dates of first eggs of three passerines in Croatia

Great Tit (Parus major) Science Article 34

abstract

This study is based on the spring temperaturesand laying dates of first eggs of threepasserines (sedentary: Great Tit, Parus majorand Tree Sparrow, Passer montanus; migratory:Starling, Sturnus vulgaris). Laying datesof first eggs were used as estimates of timingof breeding. The term ‘laying date’ is definedas the date of laying of the first egg in a clutch.

Zdravko DOLENEC, Ardeola, 52(2), December 2005, 355-358

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