The term glomerulonephritis (GN) covers a group of conditions in which there is injury in the glomerulus, the filtering unit of the kidney. This can occur either as a primary glomerular disease, or secondary to drugs, infections or tumours (see Secondary Glomerular Disease, pp 464â466 of this issue).
As insects are spiders' main prey, it is likely that they would impose strong selectional forces on the foraging behavior of spiders. Most commonly found in the sheet-web spider families, some webs will have loose, irregular tangles of silk above them.
Crab spiders camouflage in flowers and eat bees and butterflies that come in search of nectar. Crab spiders can kill insects much larger than them. Mother Crab spiders do not eat. Giant Crab spiders eat cockroaches and pests that crawl in roses. They eat insects that come close. They eat bees.