Alien Invaders, a pocket-sized guide, highlights the invasive species that are threatening our eco-systems and impacting the lives of our native North American plants and animals. This beautifully illustrated guide highlights over 90 of the most destructive species of invasive birds, mammals, reptiles, amphibians, insects and plants. Field marks, method of introduction and methods of control are covered, making this guide an ideal tool for users ranging from gardeners to land management professionals. Laminated for durability, this handy guide is a great source of portable information. Made in the USA.