Pest
From HCS.OSU.EDU
1. In turfgrass management, any living organism that competes with turfgrass plants for nutrients, light, water, air and space to the degree that it adversely affects the performance of the turfgrass; examples include weeds, insects, fungi and nematodes.
The picture shows a Japanese Beetle, a common plant pest.
Source: http://www.ocregister.com/ocregister/life/homegarden/garden_homegarden/article_686217.php
