Bewick's Swan - Cygnus bewickii

Query: cygnus columbianus bewickii

Result: 1^st of 35

Subject:	Bewick's Swan - Cygnus bewickii
Poster:	Klaus Rudloff (k.rudloff@tierpark-berlin.de)

Cygnus-columbianus-bewickii-Zwergschwan-TPB2010Feb01-062-apa.jpg

Resolution: 1280x859 File Size: 385920 Bytes Date: 2010:02:01 09:14:45 Camera: NIKON D90 (NIKON CORPORATION) F number: f/6.3 Exposure: 10/6400 sec Focal Length: 2700/10 Upload Date: 2010:02:17 02:08:55

Bewick's Swan - Cygnus bewickii

Bewick's swan portrait - Cygnus bewickii, somtimes accepted as subspecies of the Tundra swan - Cygnus columbianus bewickii. The yellow bill-spot of this swan is rounded. Photo: 1st February 2010 at Berlin Tierpark.
Copyright by Klaus Rudloff, Berlin

Comments

Guest
The tundra swan (Cygnus columbianus) is a small Holarctic swan. The two taxa within it are usually regarded as conspecific, but are also sometimes split into two species: Bewick's swan (Cygnus bewickii) of the Palaearctic and the whistling swan (Cygnus columbianus) proper of the Nearctic.

cygnus columbianus bewickii
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