Pollen comes in many forms and sizes. The diameter of a pumpkin pollen grain (at center) is as thick as a dollar bill. The tiny speck at its lower right is a grain of forget-me-not pollen.From National Geographic.
February 28, 2010
Grains of pollen photo
Pollen comes in many forms and sizes. The diameter of a pumpkin pollen grain (at center) is as thick as a dollar bill. The tiny speck at its lower right is a grain of forget-me-not pollen.From National Geographic.
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1 comments:
Ahhh-choo!
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