Renew your support
Thank you for your support of the BTO Garden BirdWatch over the last twelve months. The success of the project is dependent upon our network of Garden BirdWatchers and we hope that you will continue your support for another year.
You can use this page to renew your support in one of three ways:
- Renew securely online - renew with an annual Direct Debit or renew with a Credit Card payment
- Phone us on 01842 750050
Download a renewal formDownload a renewal form (PDF, 85.77 KB)
Science - Latest research
Too wet to nest?
A common issue that many analysts of biological data encounter is that of detectability. For a human population we can (in principle) count every individual. For wildlife though, things are trickier, and only rarely is...
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