Newsletter / Blog
2012-01-06 BTO’s Abnormal Plumage Survey
The BTO are
running a survey in an attempt to find out how common are plumage aberrations,
which species are affected, which aberrations are commonest, and if these
aberrations are commoner in some areas than in others.
Survey forms at:
- http://www.surveymonkey.com/s/plumagesurvey |