Region
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Lostwood National Wildlife Refuge (N.D.)
1
Louisiana
1
Luangwa River Valley (Zambia and Mozambique)
1
Maine
2
Malta
1
Manitoba
1
Mediterranean Region
1
Mexico
3
Middle West
1
Mille Lacs Indian Reservation (Minn.)
2
Minnesota
3
Mississippi River Valley
1
Mongolia
4
Montana
3
Moose Factory
1
Namibia
1
New Mexico
2
New York (State)
5
Newfoundland and Labrador
4
Niger
1
Nord-du-Québec
1
Nord-du-Québec (Québec)
1
North America
16
North Carolina
3
North Dakota
5
Northwest Territories
3
Northwest, Pacific
1
Nunavut
1
Nyae Nyae (Namibia)
1
Ohio
1
Oklahoma
1
Old Southwest
1
Ontario
1
Oregon
3
Ouachita Mountains (Ark. and Okla.)
1
Ouray National Wildlife Refuge
1
Ouray National Wildlife Refuge (Utah)
1
Pachamachay site, Peru
1
Pacific Coast
1
Papua New Guinea
2
Parc national de la Pendjari (Benin)
1
Pennsylvania
3
Peru
1
Point Hope
1
Québec (Province)
1
Québec (Province)
1
Reelfoot Lake (Tenn.)
1
Rocky Mountains
1
Rome
2
Russia
2
more ...