» Biological Resources Division (BRD) - USGS    Providing the scientific understanding and technologies needed to support sound management and conservation of the Nation's biological resources. Organizational structure, regions, photo gallery, kid's corner, and learning room are featured.    http://biology.usgs.gov/

» Biomonitoring of Environmental Status and Trends (BEST)    Evaluates environmental contaminants and their effects on species and lands. Includes monitoring and assessment methods and activities.    http://www.best.usgs.gov/

» Great Lakes Science Center    Dedicated to providing scientific information for the management of our nation's biological resources. This site is portal to the information, services and employees of GLSC.    http://www.glsc.usgs.gov/

» National Wildlife Health Center    Provides wildlife health and disease investigative, research and training support to federal, state, local and international conservation agencies.    http://www.nwhc.usgs.gov/

» U.S. Geological Survey (USGS)    USGS mission is to provide reliable, impartial information to describe and understand the Earth: to minimize loss of life and property from natural disasters; manage water, biological, energy, and mineral resources; enhance and protect the quality of lif    http://www.usgs.gov/