25-11-2009According to the latest update of "The Atlas of the Breeding Birds of Ontario" the list of songbird species in…
25-11-2009Sacramento’s remnant population of the Purple Martin Progne subis, a swallow recognized as a state Species of Special Concern, declined…
25-11-2009Naturschützer schlagen Alarm: Haussperling Passer domesticus, Pirol Oriolus oriolus und Uferschnepfe Limosa limosa werden immer seltener in unserem Land. Nach…
25-11-2009Research into the declines of some species of farmland birds have shown that there is no single reason, but that…
25-11-2009There is growing concern about increased population, regional, and global extinctions of species. A key question is whether extinction rates…
25-11-2009Population declines in many farmland bird species have been documented during the last quarter of the 20th century in parts…
25-11-2009There is continuing debate about the impact of agricultural practices on farmland wildlife. In particular, it has been postulated that…
25-11-2009Britain's House Sparrow Passer domesticus population has declined by 68 percent since 1977. Though still relatively plentiful in small towns…
25-11-2009A fundamental problem in estimating biodiversity loss is that very little quantitative data are available for insects, which comprise more…
25-11-2009Nearly 40,000 conservation-minded drivers counted the bugs splattered on their vehicle number plates this summer, the Royal Society for the…
