Behavioural and energetic consequences of competition among three overwintering swan (Cygnus spp.) species
Abstract Background Winter numbers of the northwest European population of Bewick’s Swans (Cygnus columbianus bewickii) declined recently by c. 40%. During the same period, numbers of two sympatric and ecologically-similar congeners, the Mute Swan (Cygnus olor) and Whooper Swan (Cygnus cygnus) showe...
Main Authors: | , , , |
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Format: | Article |
Language: | English |
Published: |
BMC
2021-09-01
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Series: | Avian Research |
Subjects: | |
Online Access: | https://doi.org/10.1186/s40657-021-00282-5 |