Go to table of contentsGo to APUSLife home pageGo to Swift home page



The Phenology of the Common Swift Apus apus in Eurasia and the Problem of Defining the Duration of their Stay



This paper is dedicated to the first phenologist, the author of the Book Jeremiah (Jeremiah 8.7).


(Printed 2007 in Podoces. Republished with permission.)

ISSN 1438-2261



More arrival data: http://www.commonswift.org/arrival.html


Original paper: http://www.wesca.net/Podoces/Podoces2.2/Podoces 2_2_ Phenology of Common Swift.pdf