Bees select best flowers even before landing

[ahlam1399]

For rearing their young, bees need to be able to select flowers providing the most nutritious pollen and they k**w it even before landing on the flower simply by looking at the colour of the petals, says a study.

أكثر... (http://zeenews.india.com/news/eco-news/bees-select-best-flowers-even-before-landing_951285.html)