Bioscience:Microworlds — Clever Trick of Pollination
It's early summer. The wild thistles' bright-coloured flowers are in full bloom. On fine days， when the temperature rises， insects visit the flowers for nectar. When an insect touches the flower， a change occurs at the tips. Something white spills out. They're pollen.
- Added：2006
- Country：Japan
- Duration：5
- Time of update：2011/8/18 16:31:55