Flies undertake epic migrations which may be very important for pollination

Many species of flies migrate for a whole lot or hundreds of kilometres, typically in huge numbers, a overview of the proof reveals. These largely missed migrations imply flies might play a key function in lots of ecosystems, specifically by carrying pollen for for much longer distances than different pollinators resembling bees.

This function might be particularly necessary because the world will get hotter, says Will Hawkes on the College of Exeter within the UK, by permitting vegetation to amass genetic variants from…