Biological Resources Division of the National Park ServicesThe Biological Resources Division provides scientific expertise and technological assistance to support the sound management, protection, conservation and preservation of biological resources and related ecosystem processes in our national parks. Staff work with individual parks, the park System as a whole, and National Park Service leadership. Efforts focus on Ecosystem Restoration, Human Dimensions of Biological Resources, Integrated Pest Management, Invasive Species, Landscape Ecology and Conservation, Threatened and Endangered Species, Wildlife Health, Wildlife Conservation, and Exotic Plant Management.