According to research, the insects trade off the time they spend collecting nectar with the energy content of that nectar.
Bumblebees prioritise getting as many calories as possible in the shortest amount of time, new research suggests.
This approach contrasts with honeybee foraging – honeybees make their decisions by optimising their individual energy expenditure for any nectar they collect, researchers say.
Researchers tracked how much energy the creatures spent flying, as well as how much they collected when drinking. He added: “It’s clear that bumblebee foraging isn’t based on a simple idea that ‘the more sugar there is in nectar, the better’ – it’s much more subtle than that.Individual bumblebees were given one of three tests.
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