New Monograph – The Sizerins

Sizerins

Marcel Ruelle’s collection of monographs – available to download exclusively from our website – continues to grow!

From now on, you can download his superb and comprehensive monograph on siskins (species and subspecies) free of charge.

We would like to thank Marcel once again for his generosity, and hope that many of you will continue to appreciate his work for what it is worth.

As Marcel visits our website regularly, please feel free to leave him a message in our Guestbook.

Enjoy reading!

Direct link to the monograph

by JM EYTORFF and R. GUILLON

PS: New photos, articles and features on ‘Cardueline Breeders’ coming soon