Purple loosestrife (Lythrum salicaria) is an invasive species native to Europe and Asia which can be described as a perennial with a...

Ailanthus altissima, more commonly known as Tree-of-Heaven, is an invasive species growing across the United States. This deciduous tree...

The spongy moth (Lymantria dispar), formerly known as gypsy moth, has been a problem species in the United States since they were...