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Auteur:
Henk Tennekes
Monarch butterfly numbers plummet 86 percent in California
07-01-2019
The number of monarch butterflies turning up at California's overwintering sites has dropped by about 86 percent compared to only…
Neonicotinoids differently modulate acetycholine‐induced currents on mammalian α7 nicotinic acetylcholine receptors
05-01-2019
Neonicotinoid insecticides are described as poor agonists of mammalian nicotinic ACh receptors. In this paper, we show that their effects…
Exposure to imidacloprid during early development induces long-lasting changes in behavior and brain function in mice
05-01-2019
We assessed the effects of the neonicotinoid imidacloprid (IMI) in adult male and female mice after in utero and early…
The blackbird has become nearly extinct in Prague and Central Bohemia
05-01-2019
The common blackbird has disappeared from about 50 percent of Czech gardens, following the outbreak of a dangerous mosquito-carried African…
We’re Edging Toward Biological Annihilation
02-01-2019
When American entomologist Bradford Lister first visited El Yunque National Forest in Puerto Rico in 1976, little did he know…
Study Suggests Drastic Decline of Insects in Rain Forests
02-01-2019
The researchers measured the forest’s insects and other invertebrates, including spiders and centipedes by using trap methods with sticky plates…
Felchen-Mangel: Kein Laichfischfang – im Bodensee aktuell zu wenig laichreife Felchen
26-12-2018
Versuchsfänge haben gezeigt, dass es im Bodensee aktuell zu wenig laichreife Felchen gibt. Erstmals seit 1964 müssen die Fischer darauf…
Field-level clothianidin exposure affects bumblebees
26-12-2018
Neonicotinoids are implicated in bee declines and laboratory studies imply that they impair the bee immune system, thereby precipitating a…
Mountain birds are declining in Europe
15-12-2018
Population data for European mountain birds have been for the first time combined in a recent study, with worrying results:…
Study reveals striking decline of Vermont’s bumble bees
13-12-2018
A new study examining 100 years of bumble bee records reveals that almost half of Vermont's species, which are vital…
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