Changes in spring arrival dates of Central-European bird species over the past 100 years
Mr László Bozó1, Mr Tibor Csörgő2 1Eötvös Loránd University, Department of Systematic Zoology and Ecology, Budapest, Hungary, 2Eötvös Loránd University, Department of Anatomy, Cell- and Developmental Biology , Budapest, Hungary Abstract: Over the past decades, spring temperatures in temperate regions have increased, which resulted that birds arrive earlier in spring, and the distance between suitable…