However, this is only one type of nonprofit entity. A mutual-benefit nonprofit is a type of nonprofit corporation that works for the betterment of a select group of members, rather than for the benefit of the public. Nonprofits are typically structured as corporations.
The elm leaf beetle, Pyrrhalta luteola (Muller), is an important pest of elm trees in many parts of the United States. It can be a nuisance in homes in the fall when adult beetles start looking for a place to spend the winter.
Dutch elm disease is caused by the fungus Ophiostroma ulmi and is spread from tree to tree primarily by insects. In the United States, the smaller European bark beetle (Scolytus multistriatus) and the native elm bark beetle (Hylurgopinus rufipes) are the most common vectors.