Get 20M+ Full-Text Papers For Less Than $1.50/day. Start a 14-Day Trial for You or Your Team.

Learn More →

Vocal duets in a nonpasserine: an examination of territory defence and neighbour–stranger discrimination in a neighbourhood of barred owls

Vocal duets in a nonpasserine: an examination of territory defence and neighbour–stranger... Vocal duets in a nonpasserine: an examination of territory defence and neighbour–stranger discrimination in a neighbourhood of barred owls Karan J. Odom 1) & Daniel J. Mennill (Department of Biological Sciences, University of Windsor, 401 Sunset Avenue, Windsor, ON, Canada N9B 3P4) (Accepted: 21 December 2009) Summary Mated pairs of animals in many taxa coordinate their vocalizations into duets, yet most re- search on duetting has focused on songbirds. Here we examine the duetting behaviour of barred owls ( Strix varia ) by addressing three questions: (1) Do owl duets play a role in terri- torial interactions? (2) Do owls discriminate between duets of neighbours versus strangers? (3) Do duets play a role in extended communication among a neighbourhood of owls? We simulated territorial encounters by broadcasting duets of adjacent, territory-holding owls (neighbours) and distant owls (strangers). We assessed responses to playback using a 3.5-km transect of automated recording devices. We compared vocal activity during a pre-playback period and following both playback treatments for the focal pair, their neighbours, and more distant owls within the neighbourhood. After playback, focal owls gave significantly more duets, vocalized for a longer duration, and emphasized different call types compared to the pre-playback period, http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Behaviour Brill

Vocal duets in a nonpasserine: an examination of territory defence and neighbour–stranger discrimination in a neighbourhood of barred owls

Odom, Karan; Mennill, Daniel
Behaviour , Volume 147 (5-6): 21 – Jan 1, 2010
Download PDF
21 pages

Loading next page...
 
/lp/brill/vocal-duets-in-a-nonpasserine-an-examination-of-territory-defence-and-arnyEGyzor

References (37)

Publisher
Brill
Copyright
Copyright © Koninklijke Brill NV, Leiden, The Netherlands
ISSN
0005-7959
eISSN
1568-539X
DOI
10.1163/000579510x12632972452424
Publisher site
See Article on Publisher Site

Abstract

Vocal duets in a nonpasserine: an examination of territory defence and neighbour–stranger discrimination in a neighbourhood of barred owls Karan J. Odom 1) & Daniel J. Mennill (Department of Biological Sciences, University of Windsor, 401 Sunset Avenue, Windsor, ON, Canada N9B 3P4) (Accepted: 21 December 2009) Summary Mated pairs of animals in many taxa coordinate their vocalizations into duets, yet most re- search on duetting has focused on songbirds. Here we examine the duetting behaviour of barred owls ( Strix varia ) by addressing three questions: (1) Do owl duets play a role in terri- torial interactions? (2) Do owls discriminate between duets of neighbours versus strangers? (3) Do duets play a role in extended communication among a neighbourhood of owls? We simulated territorial encounters by broadcasting duets of adjacent, territory-holding owls (neighbours) and distant owls (strangers). We assessed responses to playback using a 3.5-km transect of automated recording devices. We compared vocal activity during a pre-playback period and following both playback treatments for the focal pair, their neighbours, and more distant owls within the neighbourhood. After playback, focal owls gave significantly more duets, vocalized for a longer duration, and emphasized different call types compared to the pre-playback period,

Journal

Behaviour – Brill

Published: Jan 1, 2010

There are no references for this article.