Foraging habitats and foraging distances of bumblebees
, Bombus spp.
This year's bumblebee
numbers are up on previous years," says oilseed rape grower Mark Bush from the Perthshire farm where he's been planting wild flowers around his crops to encourage the insects he relies on.
are able to "shiver" their flight muscles and generate heat in the thorax up to 60[degrees]F.
It has already attracted several species of bumblebee
, including the rare blaeberry bumblebee
, as well as butterflies, hoverflies and other invertebrates, which are, in turn, enticing birds to the site.
Some of the commercial bumblebees
escape their greenhouses and forage among the flowers outdoors, mingling with local wild bees.
do not have a sting and die in the autumn, while the females are non aggressive and avoid humans.
Apart from food, bumblebees
also require sites where they can nest.
You can help swell their number in your area by sowing Gale's specially prepared Bumblebee
Seed Mix that contains grasses, wild flowers and red clover.
The second control group was established at the same site in July 1988 and allowed me to determine whether insect pollinators other than bumblebees
exert selection on flower size in P.
ONE of three pesticides banned due to the risks to bees does not harm bumblebee
colonies when they are exposed to levels found in the countryside, says a new study.
There are several unaddressed problems in the taxonomy of bumblebees
which motivate researchers to look for alternative methods.
are such happy little creatures to have in your garden.