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.
The chief difference between federal and state withholding taxes is that state withholding is done based on state-level tax dollars and federal withholding uses federal tax dollars. State withholding rules tend to vary among the states, while federal withholding rules are consistent everywhere in the United States.