United Kingdom
All, OREA, Europe/French Dependencies, European
Union, Europe
United States
All, APLAA, Eurasia/North America, North America
United States Pacific Island Wildlife Refuges
All, Australia -
Oceania
Uruguay
All, APLAA, South America/Global, South America
Uzbekistan
All, OREA, Russia/Eurasia, Central Asia
Vanuatu
All, APLAA, Caribbean/Oceania, Australia - Oceania
Venezuela
All, APLAA, South America/Global, South America
Vietnam
All, APLAA, East Asia/Southeast Asia, Southeast Asia
Virgin Islands
All, APLAA, North America/Caribbean, Central America
Wake Island
All, APLAA, Caribbean/Oceania, Australia - Oceania