In the United States, there are over 230 amphibians, over 280 reptiles and approximately 800 species of fish. Each of these categories has species represented on the US Endangered Species List.
Employees in the civil services work under one of the independent agencies or one of the 15 executive departments. In addition to departments, there are a number of staff organizations grouped into the Executive Office of the President.
Employee Turnover vs Attrition Though the terms are often used interchangeable in HR , they have relatively different scope and impact. The major difference between the two is that when turnover occurs, the company seeks someone to replace the employee.