Pollen Delivery
A Moment of Science

Pollen Delivery

B2Upper-intermediateNovember 4, 20262 min
  • Science

Pollen Delivery

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from one flower to another.

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B2 · Upper-intermediate

Comfortable if you already follow TV news

A1 11%A2 33%B1 33%B2 22%C1 0%
  • 78% of the words are B1 or easier.
  • 172 words a minute: natural, fairly fast speech.
  • 19 harder words (B2 and up) in the whole episode.

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0:00

Bees, butterflies, and bats are important for plant reproduction because they move pollen from one flower to another. But if a pollinator visits flowers from different species, how do plants make sure their pollen gets to a flower of the same species, a crucial step in making seeds?

0:21

One way is through differential pollen placement. This is when each plant species uses only a specific area of the pollinator's body to transport its pollen. By specializing their pollinator niche, that is, the way they use the pollinators as a

0:37

resource to move pollen, the plants can minimize the amount of pollen sent to the wrong species. In other words, if the pollen is a piece of mail and the pollinators are the mail carriers, the plants can address their mail instead of handing over a blank envelope and hoping it gets to the right recipient.

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