Curated OER
National Park Service: Alien Plant Invaders of Natural Areas
A virtual who's who of invasive plants, herbs, vines, shrubs, and trees. This comprehensive site provides easy-to-read fact sheets that contain native ranges, plant descriptions, ecological threats, U.S. distributions & habitats,...
Other
Virginia Department of Game & Inland Fisheries: Snakehead Identification
This site provides an interesting comparison of the snakehead to the bowfin, American eel, and sea lamprey. Pictures and facts are presented in an easily readable manner. Why should we care and what can you do are other topics explored.
PBS
Nova: Matching Aliens With Impacts
One of the major causes of species extinction is the introduction of alien species. Information about ten different invasive species is presented. Find out how well you know the information by matching alien species with the effects...