bastardisation of fauna(One of the possible consequences of the introduction of animal species in an area where they are not indigenous. Such translocation of species always involves an element of risk if not of serious danger. Newly arrived species may be highly competitive with or otherwise adversely affect native species and communities)
federal authority(The power of a central government agency or its administrators to carry out the terms of the law creating the agency as well as to administer and implement regulations, laws and government policies)
federal government(A system in which a country or nation formed by a union or confederation of independent states is governed by a central authority or organization)