Boerenlandvogels - WP

Auteur: Henk Tennekes

Henk Tennekes 25-11-2009 Geen reacties

The Wild Bird Indicator 2005 shows that on average over the last twenty-five years, farmland birds such as the Eurasian

Henk Tennekes 25-11-2009 Geen reacties

Common birds are declining worldwide, providing evidence of a rapid deterioration in the global environment that is affecting all life

Henk Tennekes 25-11-2009 Geen reacties

Between 1990 and 2000, farmland birds showed a significant decline across Europe, a trend not shared by bird assemblages of

Henk Tennekes 25-11-2009 Geen reacties

An article by Bird Studies Canada biologist Jon McCracken examines substantial population declines for ‘aerial insectivores ‘ – birds that

Henk Tennekes 25-11-2009 Geen reacties

Insectivorous farmland passerines have declined steadily throughout most of western Europe over the past decades. The Whinchat Saxicola rubetra, an

Henk Tennekes 25-11-2009 Geen reacties

According to the latest update of “The Atlas of the Breeding Birds of Ontario” the list of songbird species in