The ectoparasitic honey bee mite Varroa destructor was originally confined to the Eastern
honey bee Apis cerana. After a shift to the new host Apis mellifera during the first half of the …

Recent studies have emphasized the role of the western honey bee, Apis mellifera, as a
managed agricultural species worldwide, but also as a potential threat to endangered wild …

The western honey bee (Apis mellifera) is the most frequent floral visitor of crops worldwide,
but quantitative knowledge of its role as a pollinator outside of managed habitats is largely …

Pollination is a well-studied and at the same time a threatened ecosystem service. A
significant part of global crop production depends on or profits from pollination by animals …

Bees are major pollinators of Angiosperms and therefore their apparent decline is of
importance for humans and biodiversity. We synthesise results of 12 recent reviews to …

We review evidence from around the world for bumblebee declines and review
management to mitigate threats. We find that there is evidence that some bumblebee …

The natural diversity of honey bees in Europe is eroding fast. A multitude of reasons lead to
a loss of both genetic diversity and specific adaptations to local conditions. To preserve …

Land-use change and habitat loss have profoundly disturbed the resource availability for
many organisms in farmlands, including bees. To counteract the resulting decline of bees …

The survival and performance of 597 honey bee colonies, representing five subspecies and
16 different genotypes, were comparatively studied in 20 apiaries across Europe. Started in …

Land use change has a major impact on goods and services that our environment supplies
for society. While detailed ecological or biophysical field studies are needed to quantify the …