Highlights•Pollination ecosystem services are shaped by floral food resource
availability.•Nutrition provides a mechanistic link between floral resource availability and …

Highlights•Bumble bees face increasing physiological challenges in light of global
change.•Most progress in ecophysiological research is related to thermal biology and …

The least understood aspects of the nutritional needs of bees are the elemental composition
of pollen and the bees' need for a stoichiometrically balanced diet containing the required …

Continuous availability of food resources, such as pollen, is vital for many insects that
provide pollination and pest control services to agriculture. However, there is a lack of …

Sufficiently diverse and abundant resources are essential for generalist consumers, and
form an important part of a suite of conservation strategies for pollinators. Honey bees are …

In temperate ecosystems, elevated temperatures, and drought occur especially during
spring and summer, which are crucial periods for flowering, pollination, and reproduction of …

Preventing malnutrition through consuming nutritionally appropriate resources represents a
challenge for foraging animals. This is due to often high variation in the nutritional quality of …

Foraging behavior is a critical adaptation by insects to obtain appropriate nutrients from the
environment for development and fitness. Bumble bees (Bombus spp.) form annual colonies …

Bumblebees are valuable pollinators of numerous wild and cultivated plants. They can
forage on variable pollen resources. As some pollen species lack particular nutrients or …

Habitat fragmentation is modifying landscapes and the distribution of floral resources,
possibly sha** pollinator resource acquisition, which is an issue of global concern for …