Chimney Swifts at Play?

Publication Type:Journal Article
Year of Publication:1943
Authors:Ball, SC
Journal:The Auk
Volume:60
Issue:2
Date Published:1943
ISBN Number:00048038
Keywords:Apodidae, Apus, Apus apus, Chaetura pelagica
URL:http://www.jstor.org/stable/4079659
Short Title:The Auk
Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith