The migration of 25 new species of bees and wasps – and a slime-covered fungus – could be a beneficial effect of climate change

One of Britain’s newest arrivals inhabits a kind of ingenious microflat sadly not available to human victims of the housing crisis. Constructing secure compartments with resin inside a grass stem or beetle nest is a neat trick performed by the small-headed resin bee, a tiny insect more familiar with Mediterranean climes, which has now taken up residence in the UK.

We are living in a golden era for species-hunters, if you like your species minuscule and obscure. I recently talked to David Notton, senior curator of Hymenoptera at the Natural History Museum, about the 25 stinging bees and wasps that have arrived in this country since 1978. We usually only hear scary stories about invaders such as the Asian hornet, a lethal predator of honeybees. (When a nest was discovered in Gloucestershire last year, the government quickly moved to exterminate it. We’ll find out this summer if it has succeeded or not.)

Continue reading…
Source: Guardian Climate Change