19-12-2011The traditional approach to toxicity testing is to consider dose (concentration)-effect relationships at arbitrarily fixed exposure durations which are supposed…
15-12-2011Eine Untersuchung eines erheblichen Teils der in Europa heimischen Fauna und Flora im Rahmen der Europäischen Rote Liste, die Teil…
01-12-2011Anthropogenic habitat loss is usually cited as the most important cause of recent species’ extinctions. We statistically compared areas in…
29-11-2011We used point counts to conduct systematic quantitative surveys of Darwin’s finches and other land birds on Santa Cruz Island…
29-11-2011De Duitse milieu-organisatie BUND (Bund für Umwelt und Naturschutz Deutschland) heeft in december 2011 een Duitstalige versie van het boek…
26-11-2011"Citizen birder" Bob Janssen, 79, has been watching and listing birds for more than six decades. He has compiled more…
24-11-2011The future of Australian birds is bleak, according to a new report called The Action Plan for Australian Birds 2010,…
22-11-20112010 veröffentlichte der holländische Toxikologe Henk Tennekes ein international beachtetes Fachbuch mit dem Titel »Disaster in the Making«. Er beschreibt…
24-10-2011The list of threatened birds, a testimony to human culpability, exploitation and neglect, is increasing every year. Just to take…
14-10-2011Agricultural intensity on the local field or farm scale and on the regional landscape scale affects the organisms utilizing the…
