Environmental threats put bumblebee queens under pressure
Bumble Bees as Pollinators, College of Agriculture, Forestry and Life Sciences
Bumblebee pollination brings higher yields - Fruit Growers News
The secret life of bumblebees: Fighting queens, pollinating tomatoes, and the males who 'stay out all night, get drunk on nectar and look for sex' - Country Life
The Pollinating Power of Bumble Bees
Pollination - Native Plants and Ecosystem Services
Bring the Buzzzzz Back to Your Garden - FineGardening
Buzz-pollination: The Secret Handshake Between Flowers and Bees – Special Programme in Science
How bumblebees beat honeybees at the pollination game and other buzzing facts