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Showing 1 to 3 of 3 for “"Chaetura pelagica"”.
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Flight Vocalizations and Displays of Adult Chimney Swifts (Chaetura Pelagica): Description and Function
… displays with conspecifics, Chimney Swifts (Chaetura pelagica) often utter a twitter call consisting of a series of high-frequency chip notes. However, little is known about the possible function(s) of swift flight displays and their twitter call. My objectives were to record, analyze, and …
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Facultative adjustment of pre-fledging mass recession by nestling Chimney Swifts (Chaetura pelagica)
… if mass recession by Chimney Swift <em>(Chaetura pelagica)</em> nestlings is intrinsically controlled or facultatively adjusted by nestlings, and if mass recession is driven by changes in parental behavior (i.e., reduced provisioning rates) or nestling behavior (i.e., reduced solicitation …
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Aspects of municipalities associated with occupancy of Chimney Swifts and Common Nighthawks in Illinois
… insectivorous birds like the Chimney Swift (Chaetura pelagica) and Common Nighthawk (Chordeiles minor) are experiencing population declines across North America. While causes of declines are unknown, habitat availability is likely a contributing factor. Both species breed in urban areas. …