Greenfinches
by Chris, 22 May, 2010, 0 comments
Greenfinches, parasites, heat islands and the BTO nesting survey.
Greenfinches are being killed by a protozoan parasite – Trichomonas. The parasite causes swelling of the throat by infecting the crop and gullet, so the the birds cannot eat. It has been suggested that as many as 500,000 greenfinches have been killed by this parasite. Read more...
