Both greenfinch and goldfinch show trichomonosis symptoms
Trichomonosis (fat finch disease) was discovered by members of the public taking part in the British Trust for Ornithology, Garden Bird Watch Scheme, (not the RSPB scheme!) in 2005. This is a Citizen Science collaboration between members of the public and scientists. A worthwhile wildlife gardening project.
More information here This article will be updated soon.
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