The Virtual Bird



Reference



Reference books used here are:

A guide to field identification, Birds of
North America (Robbins, Bruun and Zim)

A field guide to the birds of Britain and
Europe (Peterson, Mountfort and Hollom)
- Finnish translation.

The Illustrated Encylopedia of Birds
- The Definitive Guide to the Birds of
the World (Perrins) - Finnish translation.

Howard&Moore list - available also as
MS Access database or as a text file.



Copyright © 1995-2011, 2012
Juhani Kyyrö, Hannu Ekblom,
Ilkka Heiskanen & Hannu Hautala
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