1. Game Management
... were elk and deer. These animals spread so rapidly that the area they were living in became over populated. This caused many of them to die of starvation. In 1933 Aldo Leopold ,an American biologist, developed a theory that one unit of habitat can only support a certain number of animals. Any ... endangered species. A Bureau of Fisheries was created in 1871. Then the Bureau of Biological Survey was created in 1885. The two were then put together to form the Fish and Wildlife Service. This service watches over more than 500 national wildlife refuges and 150 waterfowl production areas. Th...
- Word Count: 724
- Approx Pages: 3
- Grade Level: High School