Foraging Physiology and Behavioral Ecology of Honey Bees

Foraging by honey bees integrates complex physiological adaptations and behavioural strategies to meet the energetic demands of flight, colony provisioning and environmental variability. Workers undergo a transition from in-nest tasks to foraging, accompanied by changes in metabolic pathways, nutrient storage and sensory responsiveness. Efficient foraging relies on fine-tuned gustatory sensitivity to nectar sugars, dynamic regulation of fuel reserves and learning processes that optimise resource acquisition. At the colony level, collective foraging patterns influence hive nutrition, resilience to stressors and pollination services. Research in this field links mechanisms at the molecular and individual scale to ecological outcomes, with implications for agricultural productivity, pollinator health monitoring and landscape management.

Research from Nature Portfolio

Recent studies on Apis cerana foragers have demonstrated risk-sensitive fuel management in the field. When presented with variable rewards at feeding sites, individual foragers loaded significantly more nectar as ‘fuel’ before departure than when reward quality remained constant. This plastic adjustment of fuel reserves minimises starvation risk under uncertain conditions and reveals the behavioural ecology underlying energy budgeting in natural environments.

Foraging Physiology and Behavioral Ecology of Honey Bees publication trend

The graph below shows the total number of articles in foraging physiology and behavioral ecology of honey bees across all publications each year (not limited to Nature Index journals).

Technical terms

Proboscis extension response: Reflexive extension of the bee’s feeding organ used to assess sensitivity to different sugar concentrations.

Fuel load: Volume of nectar carried in the honey crop to supply energy during outward and return flights.

Fat body: Multifunctional organ in insects, analogous to vertebrate liver and adipose tissue, central to nutrient storage and metabolic regulation.

Hemolymph: Circulatory fluid of insects, transporting nutrients, hormones and waste products throughout the body.

Phenotypic plasticity: Ability of an organism to alter its physiology or behaviour in response to environmental conditions.

Insulin/insulin-like signalling: Hormonal pathway that regulates growth, metabolism and behavioural transitions, including the onset of foraging.

References

1. Individual honey bee (Apis cerana) foragers adjust their fuel load to match variability in forage reward. Scientific Reports (2015).
2. Proboscis Extension Response of Three Apis mellifera Subspecies toward Water and Sugars in Subtropical Ecosystem. Stresses (2023).
3. The Worker Honeybee Fat Body Proteome Is Extensively Remodeled Preceding a Major Life-History Transition. PLOS ONE (2011).
4. Dietary requirements of individual nectar foragers, and colony-level pollen and nectar consumption: a review to support pesticide exposure assessment for honey bees. Apidologie (2020).