Flowers offer theses pollinators nector -- a tasty product that is hard for them to refuse..
While reaching to sip the nector , the visitor invariably gets a good dusting of pollen on it's body..
Seeking another taste of nector, it then transports the pollen to the next flower...

Insects do so by far the most pollination , expecially in temporate lands..
They visit countless flowers every day while feeding on nector and pollen.*

* Two pounds of honey requires that bees make about ten million trips to individual flowers.. *

" Probably the most important contribution made by insects to human health and well being,
"explains professor May Berenbaum, is one for which they get little credit: pollination. "

Fruit trees usually have flowers that depend on cross-pollination to produce a good crop.

Hence, you see how important the transportation of pollen is to our well-being...