| 1 | Palo Verde National Park | 🇨🇷 Costa Rica | | |
| Black-bellied Whistling-Duck | |
| Fulvous Whistling-Duck | |
| 2 | Kakadu National Park | 🇦🇺 Australia | | |
| Plumed Whistling Duck | |
| Wandering Whistling Duck | |
| 3 | Yala National Park | 🇱🇰 Sri Lanka | | |
| Lesser Whistling-Duck | |
| 4 | Iberá National Park | 🇦🇷 Argentina | | |
| White-faced Whistling Duck | |
| Black-bellied Whistling-Duck | |
| Fulvous Whistling-Duck | |
| 5 | Lago de Yojoa | 🇭🇳 Honduras | | |
| Fulvous Whistling-Duck | |
| Black-bellied Whistling-Duck | |
| 6 | Amboseli National Park | 🇰🇪 Kenya | | |
| White-faced Whistling Duck | |
| Fulvous Whistling-Duck | |
| 7 | Liwonde National Park | 🇲🇼 Malawi | | |
| White-faced Whistling Duck | |
| Fulvous Whistling-Duck | |
| 8 | iSimangaliso Wetland Park | 🇿🇦 South Africa | | |
| White-faced Whistling Duck | |
| Fulvous Whistling-Duck | |
| 9 | Ankarafantsika National Park | 🇲🇬 Madagascar | | |
| White-faced Whistling Duck | |
| 10 | Wilpattu National Park | 🇱🇰 Sri Lanka | | |
| Lesser Whistling-Duck | |
| 11 | Chobe National Park | 🇧🇼 Botswana | | |
| White-faced Whistling Duck | |
| Fulvous Whistling-Duck | |
| 12 | Keoladeo National Park | 🇮🇳 India | | |
| Lesser Whistling-Duck | |
| 13 | Sundarbans National Park | 🇮🇳 India | | |
| Lesser Whistling-Duck | |
| 14 | Akagera National Park | 🇷🇼 Rwanda | | |
| White-faced Whistling Duck | |
| Fulvous Whistling-Duck | |
| 15 | Murchison Falls National Park | 🇺🇬 Uganda | | |
| White-faced Whistling Duck | |
| Fulvous Whistling-Duck | |
| 16 | Kaziranga National Park | 🇮🇳 India | | |
| Lesser Whistling-Duck | |
| Fulvous Whistling-Duck | |
| 17 | Tarangire National Park | 🇹🇿 Tanzania | | |
| White-faced Whistling Duck | |
| Fulvous Whistling-Duck | |
| 18 | Moremi Game Reserve | 🇧🇼 Botswana | | |
| White-faced Whistling Duck | |
| 19 | Cerro Azul Meámbar National Park | 🇭🇳 Honduras | | |
| Black-bellied Whistling-Duck | |
| Fulvous Whistling-Duck | |
| 20 | Litchfield National Park | 🇦🇺 Australia | | |
| Plumed Whistling Duck | |
| Wandering Whistling Duck | |
| 21 | Soberanía National Park | 🇵🇦 Panama | | |
| Black-bellied Whistling-Duck | |
| 22 | Minneriya National Park | 🇱🇰 Sri Lanka | | |
| Lesser Whistling-Duck | |
| 23 | Taï National Park | 🇨🇮 Ivory Coast | | |
| White-faced Whistling Duck | |
| 24 | Pilanesberg National Park | 🇿🇦 South Africa | | |
| White-faced Whistling Duck | |
| 25 | uMkhuze Game Reserve | 🇿🇦 South Africa | | |
| White-faced Whistling Duck | |
| 26 | South Luangwa National Park | 🇿🇲 Zambia | | |
| White-faced Whistling Duck | |
| Fulvous Whistling-Duck | |
| 27 | Kruger National Park | 🇿🇦 South Africa | | |
| White-faced Whistling Duck | |
| Fulvous Whistling-Duck | |
| 28 | Nairobi National Park | 🇰🇪 Kenya | | |
| White-faced Whistling Duck | |
| Fulvous Whistling-Duck | |
| 29 | Caroni Swamp | 🇹🇹 Trinidad and Tobago | | |
| Black-bellied Whistling-Duck | |
| 30 | Los Haitises National Park | 🇩🇴 Dominican Republic | | |
| West Indian Whistling-Duck | |
| 31 | Kanha National Park | 🇮🇳 India | | |
| Lesser Whistling-Duck | |
| 32 | Montes Azules Biosphere Reserve | 🇲🇽 Mexico | | |
| Black-bellied Whistling-Duck | |
| 33 | Ranthambore National Park | 🇮🇳 India | | |
| Lesser Whistling-Duck | |
| 34 | Satpura National Park | 🇮🇳 India | | |
| Lesser Whistling-Duck | |
| 35 | Lake Nakuru National Park | 🇰🇪 Kenya | | |
| White-faced Whistling Duck | |
| Fulvous Whistling-Duck | |
| 36 | Ngorongoro Conservation Area | 🇹🇿 Tanzania | | |
| White-faced Whistling Duck | |
| Fulvous Whistling-Duck | |
| 37 | Lake Manyara National Park | 🇹🇿 Tanzania | | |
| White-faced Whistling Duck | |
| Fulvous Whistling-Duck | |
| 38 | Udawalawe National Park | 🇱🇰 Sri Lanka | | |
| Lesser Whistling-Duck | |
| 39 | Gorongosa National Park | 🇲🇿 Mozambique | | |
| White-faced Whistling Duck | |
| 40 | Marino Ballena National Park | 🇨🇷 Costa Rica | | |
| Black-bellied Whistling-Duck | |
| 41 | Arrecifes de Cozumel National Park | 🇲🇽 Mexico | | |
| Black-bellied Whistling-Duck | |
| 42 | Chitwan National Park | 🇳🇵 Nepal | | |
| Lesser Whistling-Duck | |
| 43 | Lower Zambezi National Park | 🇿🇲 Zambia | | |
| White-faced Whistling Duck | |
| 44 | Hwange National Park | 🇿🇼 Zimbabwe | | |
| White-faced Whistling Duck | |
| 45 | Gonarezhou National Park | 🇿🇼 Zimbabwe | | |
| White-faced Whistling Duck | |
| Fulvous Whistling-Duck | |
| 46 | El Impenetrable National Park | 🇦🇷 Argentina | | |
| Black-bellied Whistling-Duck | |
| White-faced Whistling Duck | |
| 47 | Kidepo Valley National Park | 🇺🇬 Uganda | | |
| White-faced Whistling Duck | |
| 48 | Nagarhole National Park | 🇮🇳 India | | |
| Lesser Whistling-Duck | |
| 49 | Anavilhanas National Park | 🇧🇷 Brazil | | |
| Black-bellied Whistling-Duck | |
| 50 | Mana Pools National Park | 🇿🇼 Zimbabwe | | |
| White-faced Whistling Duck | |
| 51 | Mikumi National Park | 🇹🇿 Tanzania | | |
| White-faced Whistling Duck | |
| 52 | Way Kambas National Park | 🇮🇩 Indonesia | | |
| Lesser Whistling-Duck | |
| 53 | Arusha National Park | 🇹🇿 Tanzania | | |
| White-faced Whistling Duck | |
| Fulvous Whistling-Duck | |
| 54 | Daintree National Park | 🇦🇺 Australia | | |
| Spotted Whistling-Duck | |
| Wandering Whistling Duck | |
| 55 | Kafue National Park | 🇿🇲 Zambia | | |
| White-faced Whistling Duck | |
| 56 | Lake Mburo National Park | 🇺🇬 Uganda | | |
| White-faced Whistling Duck | |
| Fulvous Whistling-Duck | |
| 57 | Masai Mara National Reserve | 🇰🇪 Kenya | | |
| White-faced Whistling Duck | |
| 58 | Manas National Park | 🇮🇳 India | | |
| Lesser Whistling-Duck | |
| 59 | Piedras Blancas National Park | 🇨🇷 Costa Rica | | |
| Black-bellied Whistling-Duck | |
| 60 | Carara National Park | 🇨🇷 Costa Rica | | |
| Black-bellied Whistling-Duck | |
| 61 | Ostional Wildlife Refuge | 🇨🇷 Costa Rica | | |
| Black-bellied Whistling-Duck | |
| 62 | Bandipur National Park | 🇮🇳 India | | |
| Lesser Whistling-Duck | |
| 63 | Manuel Antonio National Park | 🇨🇷 Costa Rica | | |
| Black-bellied Whistling-Duck | |
| 64 | Las Baulas Marine National Park | 🇨🇷 Costa Rica | | |
| Black-bellied Whistling-Duck | |
| 65 | Tsavo East National Park | 🇰🇪 Kenya | | |
| White-faced Whistling Duck | |
| 66 | Parque Estadual Encontro das Águas | 🇧🇷 Brazil | | |
| Black-bellied Whistling-Duck | |
| White-faced Whistling Duck | |
| 67 | Berenty Reserve | 🇲🇬 Madagascar | | |
| White-faced Whistling Duck | |
| 68 | Padre Island National Seashore | 🇺🇸 United States | | |
| Black-bellied Whistling-Duck | |
| Fulvous Whistling-Duck | |
| 69 | Ría Lagartos Biosphere Reserve | 🇲🇽 Mexico | | |
| Black-bellied Whistling-Duck | |
| 70 | Niokolo-Koba National Park | 🇸🇳 Senegal | | |
| White-faced Whistling Duck | |
| 71 | Bandhavgarh National Park | 🇮🇳 India | | |
| Lesser Whistling-Duck | |
| 72 | Tsavo West National Park | 🇰🇪 Kenya | | |
| White-faced Whistling Duck | |
| 73 | La Amistad International Park (Panama) | 🇵🇦 Panama | | |
| Black-bellied Whistling-Duck | |
| 74 | Bastimentos Island National Marine Park | 🇵🇦 Panama | | |
| Black-bellied Whistling-Duck | |
| 75 | De Hoop Nature Reserve | 🇿🇦 South Africa | | |
| White-faced Whistling Duck | |
| 76 | Queen Elizabeth National Park | 🇺🇬 Uganda | | |
| White-faced Whistling Duck | |
| 77 | Mkomazi National Park | 🇹🇿 Tanzania | | |
| White-faced Whistling Duck | |
| 78 | Hluhluwe-Imfolozi Park | 🇿🇦 South Africa | | |
| White-faced Whistling Duck | |
| 79 | Santa Rosa National Park | 🇨🇷 Costa Rica | | |
| Black-bellied Whistling-Duck | |
| 80 | Sierra de la Macarena National Park | 🇨🇴 Colombia | | |
| Black-bellied Whistling-Duck | |
| White-faced Whistling Duck | |
| 81 | Ruaha National Park | 🇹🇿 Tanzania | | |
| White-faced Whistling Duck | |
| 82 | Semuliki National Park | 🇺🇬 Uganda | | |
| White-faced Whistling Duck | |
| 83 | Raja Ampat | 🇮🇩 Indonesia | | |
| Spotted Whistling-Duck | |
| 84 | Serengeti National Park | 🇹🇿 Tanzania | | |
| White-faced Whistling Duck | |
| Fulvous Whistling-Duck | |
| 85 | Addo Elephant National Park | 🇿🇦 South Africa | | |
| White-faced Whistling Duck | |
| 86 | Ciénaga de Zapata | 🇨🇺 Cuba | | |
| West Indian Whistling-Duck | |
| 87 | Gandoca-Manzanillo Wildlife Refuge | 🇨🇷 Costa Rica | | |
| Black-bellied Whistling-Duck | |
| 88 | Royal Bardia National Park | 🇳🇵 Nepal | | |
| Lesser Whistling-Duck | |
| 89 | Chagres National Park | 🇵🇦 Panama | | |
| Black-bellied Whistling-Duck | |
| 90 | Merritt Island National Wildlife Refuge | 🇺🇸 United States | | |
| Black-bellied Whistling-Duck | |
| 91 | Parque Natural Metropolitano | 🇵🇦 Panama | | |
| Black-bellied Whistling-Duck | |
| 92 | Cat Tien National Park | 🇻🇳 Vietnam | | |
| Lesser Whistling-Duck | |
| 93 | Doi Inthanon National Park | 🇹🇭 Thailand | | |
| Lesser Whistling-Duck | |
| 94 | Kaeng Krachan National Park | 🇹🇭 Thailand | | |
| Lesser Whistling-Duck | |
| 95 | Tortuguero National Park | 🇨🇷 Costa Rica | | |
| Black-bellied Whistling-Duck | |
| 96 | Cañón del Sumidero National Park | 🇲🇽 Mexico | | |
| Black-bellied Whistling-Duck | |
| 97 | Virunga National Park | 🇨🇩 Democratic Republic of the Congo | | |
| White-faced Whistling Duck | |
| 98 | Corcovado National Park | 🇨🇷 Costa Rica | | |
| Black-bellied Whistling-Duck | |
| 99 | Cumbres de Monterrey National Park | 🇲🇽 Mexico | | |
| Black-bellied Whistling-Duck | |
| 100 | Big Cypress National Preserve | 🇺🇸 United States | | |
| Black-bellied Whistling-Duck | |
| 101 | Kinabatangan Wildlife Sanctuary | 🇲🇾 Malaysia | | |
| Wandering Whistling Duck | |
| 102 | Henri Pittier National Park | 🇻🇪 Venezuela | | |
| Black-bellied Whistling-Duck | |
| 103 | Garden Route National Park | 🇿🇦 South Africa | | |
| White-faced Whistling Duck | |
| 104 | Braulio Carrillo National Park | 🇨🇷 Costa Rica | | |
| Black-bellied Whistling-Duck | |
| 105 | Cabo Blanco Absolute Nature Reserve | 🇨🇷 Costa Rica | | |
| Black-bellied Whistling-Duck | |
| 106 | Calakmul Biosphere Reserve | 🇲🇽 Mexico | | |
| Black-bellied Whistling-Duck | |
| 107 | Arenal Volcano National Park | 🇨🇷 Costa Rica | | |
| Black-bellied Whistling-Duck | |
| 108 | Darién National Park | 🇵🇦 Panama | | |
| Black-bellied Whistling-Duck | |
| 109 | Celestún Biosphere Reserve | 🇲🇽 Mexico | | |
| Black-bellied Whistling-Duck | |
| 110 | Amacayacu National Natural Park | 🇨🇴 Colombia | | |
| Black-bellied Whistling-Duck | |
| 111 | Tambopata National Reserve | 🇵🇪 Peru | | |
| White-faced Whistling Duck | |
| Black-bellied Whistling-Duck | |
| 112 | Samburu National Reserve | 🇰🇪 Kenya | | |
| White-faced Whistling Duck | |
| 113 | Everglades National Park | 🇺🇸 United States | | |
| Black-bellied Whistling-Duck | |
| 114 | Pico Bonito National Park | 🇭🇳 Honduras | | |
| Black-bellied Whistling-Duck | |
| 115 | Tenorio Volcano National Park | 🇨🇷 Costa Rica | | |
| Black-bellied Whistling-Duck | |
| 116 | Etosha National Park | 🇳🇦 Namibia | | |
| White-faced Whistling Duck | |
| 117 | West Coast National Park | 🇿🇦 South Africa | | |
| White-faced Whistling Duck | |
| 118 | Iguaçu National Park | 🇧🇷 Brazil | | |
| White-faced Whistling Duck | |
| 119 | Tikal National Park | 🇬🇹 Guatemala | | |
| Black-bellied Whistling-Duck | |
| 120 | Iguazú National Park | 🇦🇷 Argentina | | |
| White-faced Whistling Duck | |
| 121 | Manu National Park | 🇵🇪 Peru | | |
| Black-bellied Whistling-Duck | |
| 122 | Farallones de Cali National Natural Park | 🇨🇴 Colombia | | |
| Black-bellied Whistling-Duck | |
| 123 | Poás Volcano National Park | 🇨🇷 Costa Rica | | |
| Black-bellied Whistling-Duck | |