Ever noticed that when yellow-faced bumble bees, Bombus vosnesenskii, forage in lupine that their pollen is red? Last July when we were camping at Bodega Bay, we delighted in watching the bumble bees foraging in the lupine. Bumble bees store their pollen in pollen baskets, or corbicula, on their hind legs. A full pollen basket can contain more than a million pollen grains and weigh up to 0.01 grams. Houston, we have lift-off! And then, looking at the images today, they look like red...
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