[Code of Federal Regulations]
[Title 50, Volume 1]
[Revised as of October 1, 2004]
From the U.S. Government Printing Office via GPO Access
[CITE: 50CFR15.3]

[Page 77-78]
 
                    TITLE 50--WILDLIFE AND FISHERIES
 
 CHAPTER I--UNITED STATES FISH AND WILDLIFE SERVICE, DEPARTMENT OF THE 
                                INTERIOR
 
PART 15_WILD BIRD CONSERVATION ACT--Table of Contents
 
              Subpart A_Introduction and General Provisions
 
Sec. 15.3  Definitions.

    In addition to the definitions contained in parts 10 and 23 of this 
subchapter B, and unless the context requires otherwise, in this part:
    Documentation means a description of how scientific information was 
collected, including the methodologies used; names and institutions of 
individuals conducting the work; dates and locations of any study; and 
any published results or reports from the work.
    Exotic bird means any live or dead member of the Class Aves that is 
not indigenous to the 50 States or the District of Columbia, including 
any egg or offspring thereof, but does not include domestic poultry, 
dead sport-hunted birds, dead museum specimens, dead scientific 
specimens, products manufactured from such birds, or birds in any of the 
following families: Phasianidae. Numididae, Cracidae, Meleagrididae, 
Megapodiidae, Anatidae, Struthionidae Rheidae, Dromaiinae, and Gruidae.
    Indigenous means a species that is naturally occurring, not 
introduced as a result of human activity, and that currently regularly 
inhabits or breeds in the 50 States or the District of Columbia.
    Life cycle means the annual processes involved with breeding, 
migration, and all other non-breeding activities.
    Person means an individual, corporation, partnership, trust, 
association, or any other private entity; or any officer, employee, 
agent, department, or instrumentality of the Federal Government, of any 
State, municipality, or political subdivision of a State, or of any 
foreign government; any State, municipality, or political subdivision of 
a State; or any other entity subject to the jurisdiction of the United 
States.
    Species means any species, any subspecies, or any district 
population segment of a species or subspecies, and includes hybrids of 
any species or subspecies. Hybrids will be treated according to the more 
restrictive appendix or category in which either parental species is 
listed.

[[Page 78]]

    Status means a qualitative measure of the vulnerability to 
extinction or extirpation of a population at a given time (e.g., 
endangered, threatened, vulnerable, non-threatened, or insufficiently 
known).
    Sustainable use means the use of a species in a manner and at a 
level such that populations of the species are maintained at 
biologically viable levels for the long term and involves a 
determination of the productive capacity of the species and its 
ecosystem, in order to ensure that utilization does not exceed those 
capacities or the ability of the population to reproduce, maintain 
itself and perform its role or function in its ecosystem.
    Trend means a long-term assessment of any change in the absolute or 
relative size of a species' population or habitat over time (e.g., 
increasing, decreasing, at equilibrium, insufficiently known).
    United States means the 50 States, the District of Columbia, the 
Commonwealth of Puerto Rico, American Samoa, the Virgin Islands, Guam, 
the Commonwealth of the Northern Mariana Islands, and the Trust 
Territory of the Pacific Islands.

[58 FR 60536, Nov. 16, 1993, as amended at 61 FR 2091, Jan. 24, 1996]