"Bees don’t just transport pollen between plants, they also bring balls of it back to the hive for food. These “pollen pellets,” which also include nectar and can account for 30% of a bee’s weight, hang off their hind legs like overstuffed saddlebags (pictured). Now, researchers have investigated just how securely bees carry their precious cargo. ....."
Read more here: American Association for the Advancement of Science