Honeybee cluster—not insulation but stressful heat sink
Study – Energetic costs of raising brood in honey bee colonies are high, but heater bees are cheap
The main findings of the study are that the total honey consumption of a colony may be between 85 and 111kg per year. The estimated that the annual cost of raising juveniles may be as high as 43.7 ± 0.9 kg of honey.
Read more