Introduction: In the past three decades very few endangered species have been restored to viable populations. The black footed ferret (Mustela nigripes) was believed to be the most endangered mammal in the united states. It is a small mink sized carnivore of the Great plains and intermountain basins The ferrets appear to be obligatory predators on the prairie dogs and once occupied a range essentially identical to that of the prairie dogs. They prey on …showed first 75 words of 1609 total…

…showed last 75 words of 1609 total…Endangered species: Management improvements could enhance recovery programs. GAO/RCED 89-5. GPO, Washington. Holden, C.1990. Ecology hero in the interior department. Science 250:620-621. Miller, B.J., R. Reading, C. Conway, J.A. Jackson, M.A. Hutchins, N. Snyder, S. Forest, J. Frazier, and S. Derricson. 1994. Improving endangered species programs: Avoiding organizational pitfalls, tapping the resources, and adding accountability. Environmental Management 18:637-645. Reffault, W. 1991. The endangered species lists: Chronicles of extinction? P.77-75. Island Press, Washington.