Big bumblebees learn locations of best flowers — ScienceDaily

Big bumblebees take time to learn the locations of the best flowers, new research shows. Meanwhile smaller bumblebees — which have a shorter flight range and less carrying capacity — don’t pay special attention to flowers with the richest nectar. University of Exeter scientists examined the “learning flights” which most bees perform after leaving flowers. […]

Big bumblebees learn locations of best flowers

IMAGE: A bumblebee on a flower. view more  Credit: Natalie Hempel de Ibarra Big bumblebees take time to learn the locations of the best flowers, new research shows. Meanwhile smaller bumblebees – which have a shorter flight range and less carrying capacity – don’t pay special attention to flowers with the richest nectar. University of […]

The ur-Iris likely had purple flowers, pollinated by insects for nectar

IMAGE: Selected Iris species. (A) I. atropurpurea; (B) I. bismarckiana; (C) I. fulva; (D) I. historio; (E) I. loretti; (F) I. lutescens; (G) I. mesopotamica; (H) I. petrana; (I) I. pumila; (J)… view more  Credit: The authors The genus Iris of flowering plants — named after the Greek rainbow goddess because of the variation in flower […]