Identification Guide to European Passerines
Essential guide for ringers working in the field and birdwatchers. Designed to help determine species, age and sex of birds in the hand.
Paperback reprint of 4th edition.
This Ringer's bible is completely revised and updated to include 229 species, with valid subspecies, of passerines regularly occurring in Europe, plus some rare vagrants. Data include wing formulae, measurements, plumage, and other criteria for determining sex and age. It also includes indices of English, Finnish, French, German and Swedish names. It is an invaluable text for any ringer or keen birder.
The composition of British bird communities is associated with long-term garden bird feeding
Newly published research from BTO shows how the popular pastime of feeding the birds is significantly shaping garden bird communities in Britain.
Population estimates of wintering waterbirds in Great Britain
A major new study led by BTO, working with the Wetland Bird Survey (WeBS) partners, JNCC, RSPB and in association with WWT, provides detailed...