Kathryn Lunn: World Life List IOC, All records: Top Blockers Record(s) 1 to 336 of 336 total. Seq. Species Scientific Name Seen By Other Listers Other Listers (%) 1 Horned Screamer Anhima cornuta 170 10.91 2 Brent Goose Branta bernicla 1172 75.22 3 Red-breasted Goose Branta ruficollis 766 49.17 4 Canada Goose Branta canadensis 1243 79.78 5 Barnacle Goose Branta leucopsis 1160 74.45 6 Cackling Goose Branta hutchinsii 454 29.14 7 Greylag Goose Anser anser 1254 80.49 8 Pink-footed Goose Anser brachyrhynchus 1110 71.25 9 Greater White-fronted Goose Anser albifrons 1129 72.46 10 Lesser White-fronted Goose Anser erythropus 579 37.16 11 Mute Swan Cygnus olor 1282 82.28 12 Tundra Swan Cygnus columbianus 1038 66.62 13 Whooper Swan Cygnus cygnus 1165 74.78 14 Egyptian Goose Alopochen aegyptiaca 1143 73.36 15 Andean Goose Chloephaga melanoptera 181 11.62 16 Common Shelduck Tadorna tadorna 1243 79.78 17 Mandarin Duck Aix galericulata 1022 65.60 18 Garganey Spatula querquedula 1155 74.13 19 Puna Teal Spatula puna 190 12.20 20 Cinnamon Teal Spatula cyanoptera 490 31.45 21 Blue-winged Teal Spatula discors 863 55.39 22 Northern Shoveler Spatula clypeata 1271 81.58 23 Gadwall Mareca strepera 1261 80.94 24 Eurasian Wigeon Mareca penelope 1262 81.00 25 American Wigeon Mareca americana 951 61.04 26 Mallard Anas platyrhynchos 1247 80.04 27 Northern Pintail Anas acuta 1238 79.46 28 Eurasian Teal Anas crecca 1224 78.56 29 Green-winged Teal Anas carolinensis 946 60.72 30 Yellow-billed Teal Anas flavirostris 263 16.88 31 Red-crested Pochard Netta rufina 1095 70.28 32 Common Pochard Aythya ferina 1230 78.95 33 Ferruginous Duck Aythya nyroca 948 60.85 34 Ring-necked Duck Aythya collaris 1011 64.89 35 Tufted Duck Aythya fuligula 1251 80.30 36 Greater Scaup Aythya marila 1128 72.40 37 Lesser Scaup Aythya affinis 890 57.12 38 Common Eider Somateria mollissima 1178 75.61 39 Velvet Scoter Melanitta fusca 980 62.90 40 Common Scoter Melanitta nigra 1094 70.22 41 Long-tailed Duck Clangula hyemalis 1113 71.44 42 Common Goldeneye Bucephala clangula 1210 77.66 43 Smew Mergellus albellus 1040 66.75 44 Common Merganser Mergus merganser 1200 77.02 45 Red-breasted Merganser Mergus serrator 1190 76.38 46 Ruddy Duck Oxyura jamaicensis 947 60.78 47 Spix's Guan Penelope jacquacu 201 12.90 48 Blue-throated Piping Guan Pipile cumanensis 99 6.35 49 Razor-billed Curassow Mitu tuberosum 82 5.26 50 Willow Ptarmigan Lagopus lagopus 942 60.46 51 Black Grouse Lyrurus tetrix 903 57.96 52 Grey Partridge Perdix perdix 1078 69.19 53 Common Pheasant Phasianus colchicus 1165 74.78 54 Red-legged Partridge Alectoris rufa 1105 70.92 55 Lesser Nighthawk Chordeiles acutipennis 416 26.70 56 European Nightjar Caprimulgus europaeus 1012 64.96 57 Alpine Swift Tachymarptis melba 983 63.09 58 Common Swift Apus apus 1184 75.99 59 Sparkling Violetear Colibri coruscans 328 21.05 60 Andean Hillstar Oreotrochilus estella 86 5.52 61 Amazilia Hummingbird Amazilis amazilia 173 11.10 62 Greater Ani Crotophaga major 345 22.14 63 Smooth-billed Ani Crotophaga ani 551 35.37 64 Groove-billed Ani Crotophaga sulcirostris 503 32.28 65 Common Cuckoo Cuculus canorus 1132 72.66 66 Rock Dove Columba livia 1227 78.75 67 Stock Dove Columba oenas 1137 72.98 68 Common Wood Pigeon Columba palumbus 1205 77.34 69 Spot-winged Pigeon Patagioenas maculosa 189 12.13 70 European Turtle Dove Streptopelia turtur 1051 67.46 71 Eurasian Collared Dove Streptopelia decaocto 828 53.15 72 Ruddy Ground Dove Columbina talpacoti 557 35.75 73 Black-winged Ground Dove Metriopelia melanoptera 218 13.99 74 Eared Dove Zenaida auriculata 451 28.95 75 West Peruvian Dove Zenaida meloda 194 12.45 76 Plumbeous Rail Pardirallus sanguinolentus 217 13.93 77 Water Rail Rallus aquaticus 1081 69.38 78 Common Gallinule Gallinula galeata 558 35.82 79 Common Moorhen Gallinula chloropus 1172 75.22 80 Giant Coot Fulica gigantea 141 9.05 81 Eurasian Coot Fulica atra 1250 80.23 82 Common Crane Grus grus 1080 69.32 83 Little Grebe Tachybaptus ruficollis 1155 74.13 84 White-tufted Grebe Rollandia rolland 246 15.79 85 Titicaca Grebe Rollandia microptera 58 3.72 86 Red-necked Grebe Podiceps grisegena 1010 64.83 87 Great Crested Grebe Podiceps cristatus 1238 79.46 88 Horned Grebe Podiceps auritus 1060 68.04 89 Black-necked Grebe Podiceps nigricollis 1126 72.27 90 American Oystercatcher Haematopus palliatus 533 34.21 91 Eurasian Oystercatcher Haematopus ostralegus 1217 78.11 92 Black-winged Stilt Himantopus himantopus 1112 71.37 93 Black-necked Stilt Himantopus mexicanus 645 41.40 94 Pied Avocet Recurvirostra avosetta 1174 75.35 95 Grey Plover Pluvialis squatarola 1175 75.42 96 European Golden Plover Pluvialis apricaria 1146 73.56 97 Common Ringed Plover Charadrius hiaticula 1178 75.61 98 Little Ringed Plover Charadrius dubius 1156 74.20 99 Pied Plover Hoploxypterus cayanus 206 13.22 100 Northern Lapwing Vanellus vanellus 1214 77.92 101 Grey-headed Lapwing Vanellus cinereus 437 28.05 102 Andean Lapwing Vanellus resplendens 280 17.97 103 Eurasian Whimbrel Numenius phaeopus 872 55.97 104 Eurasian Curlew Numenius arquata 1207 77.47 105 Bar-tailed Godwit Limosa lapponica 1150 73.81 106 Black-tailed Godwit Limosa limosa 1204 77.28 107 Long-billed Dowitcher Limnodromus scolopaceus 898 57.64 108 Eurasian Woodcock Scolopax rusticola 1060 68.04 109 Common Snipe Gallinago gallinago 1189 76.32 110 Common Sandpiper Actitis hypoleucos 1200 77.02 111 Green Sandpiper Tringa ochropus 1137 72.98 112 Wood Sandpiper Tringa glareola 1112 71.37 113 Common Redshank Tringa totanus 1216 78.05 114 Lesser Yellowlegs Tringa flavipes 972 62.39 115 Spotted Redshank Tringa erythropus 1115 71.57 116 Common Greenshank Tringa nebularia 1180 75.74 117 Ruddy Turnstone Arenaria interpres 1224 78.56 118 Red Knot Calidris canutus 1136 72.91 119 Ruff Calidris pugnax 1177 75.55 120 Curlew Sandpiper Calidris ferruginea 1089 69.90 121 Sanderling Calidris alba 1207 77.47 122 Dunlin Calidris alpina 1214 77.92 123 Purple Sandpiper Calidris maritima 1059 67.97 124 Little Stint Calidris minuta 1094 70.22 125 Black-winged Pratincole Glareola nordmanni 518 33.25 126 Black Skimmer Rynchops niger 582 37.36 127 Bridled Tern Onychoprion anaethetus 532 34.15 128 Little Tern Sternula albifrons 1075 69.00 129 Caspian Tern Hydroprogne caspia 1008 64.70 130 Inca Tern Larosterna inca 189 12.13 131 Black Tern Chlidonias niger 1013 65.02 132 Arctic Tern Sterna paradisaea 1088 69.83 133 Common Tern Sterna hirundo 1218 78.18 134 Roseate Tern Sterna dougallii 840 53.92 135 Sandwich Tern Thalasseus sandvicensis 1114 71.50 136 Little Gull Hydrocoloeus minutus 1066 68.42 137 Black-legged Kittiwake Rissa tridactyla 1136 72.91 138 Bonaparte's Gull Chroicocephalus philadelphia 801 51.41 139 Andean Gull Chroicocephalus serranus 321 20.60 140 Black-headed Gull Chroicocephalus ridibundus 1231 79.01 141 Grey-headed Gull Chroicocephalus cirrocephalus 581 37.29 142 Mediterranean Gull Ichthyaetus melanocephalus 1099 70.54 143 Belcher's Gull Larus belcheri 177 11.36 144 Common Gull Larus canus 791 50.77 145 Caspian Gull Larus cachinnans 895 57.45 146 Kelp Gull Larus dominicanus 683 43.84 147 European Herring Gull Larus argentatus 1186 76.12 148 Great Black-backed Gull Larus marinus 1199 76.96 149 Lesser Black-backed Gull Larus fuscus 1196 76.77 150 Iceland Gull Larus glaucoides 964 61.87 151 Arctic Skua Stercorarius parasiticus 1053 67.59 152 Atlantic Puffin Fratercula arctica 1081 69.38 153 Black Guillemot Cepphus grylle 1043 66.94 154 Razorbill Alca torda 1132 72.66 155 Common Murre Uria aalge 1127 72.34 156 Red-throated Diver Gavia stellata 1117 71.69 157 Black-throated Diver Gavia arctica 1037 66.56 158 Great Northern Diver Gavia immer 1119 71.82 159 Humboldt Penguin Spheniscus humboldti 167 10.72 160 Northern Fulmar Fulmarus glacialis 1141 73.23 161 Manx Shearwater Puffinus puffinus 1029 66.05 162 White Stork Ciconia ciconia 1079 69.26 163 Northern Gannet Morus bassanus 1188 76.25 164 Peruvian Booby Sula variegata 203 13.03 165 Anhinga Anhinga anhinga 705 45.25 166 Red-legged Cormorant Poikilocarbo gaimardi 168 10.78 167 Great Cormorant Phalacrocorax carbo 1183 75.93 168 European Shag Gulosus aristotelis 1151 73.88 169 Neotropic Cormorant Nannopterum brasilianum 652 41.85 170 Guanay Cormorant Leucocarbo bougainvillii 172 11.04 171 Glossy Ibis Plegadis falcinellus 1163 74.65 172 Puna Ibis Plegadis ridgwayi 200 12.84 173 Eurasian Spoonbill Platalea leucorodia 1169 75.03 174 Rufescent Tiger Heron Tigrisoma lineatum 363 23.30 175 Agami Heron Agamia agami 184 11.81 176 Eurasian Bittern Botaurus stellaris 1071 68.74 177 Black-crowned Night Heron Nycticorax nycticorax 1117 71.69 178 Capped Heron Pilherodius pileatus 285 18.29 179 Tricolored Heron Egretta tricolor 671 43.07 180 Snowy Egret Egretta thula 824 52.89 181 Little Egret Egretta garzetta 1180 75.74 182 Western Cattle Egret Bubulcus ibis 1133 72.72 183 Great Egret Ardea alba 1227 78.75 184 Grey Heron Ardea cinerea 1259 80.81 185 Cocoi Heron Ardea cocoi 404 25.93 186 Peruvian Pelican Pelecanus thagus 215 13.80 187 Hoatzin Opisthocomus hoazin 275 17.65 188 Black Vulture Coragyps atratus 822 52.76 189 Turkey Vulture Cathartes aura 890 57.12 190 Osprey Pandion haliaetus 1157 74.26 191 European Honey Buzzard Pernis apivorus 966 62.00 192 Eurasian Sparrowhawk Accipiter nisus 1196 76.77 193 Western Marsh Harrier Circus aeruginosus 1182 75.87 194 Hen Harrier Circus cyaneus 1098 70.47 195 Pallid Harrier Circus macrourus 863 55.39 196 Red Kite Milvus milvus 1178 75.61 197 Black-collared Hawk Busarellus nigricollis 256 16.43 198 Slate-colored Hawk Buteogallus schistaceus 127 8.15 199 Roadside Hawk Rupornis magnirostris 538 34.53 200 Variable Hawk Geranoaetus polyosoma 327 20.99 201 Black-chested Buzzard-Eagle Geranoaetus melanoleucus 331 21.25 202 Common Buzzard Buteo buteo 1142 73.30 203 Western Barn Owl Tyto alba 934 59.95 204 Little Owl Athene noctua 1081 69.38 205 Long-eared Owl Asio otus 998 64.06 206 Short-eared Owl Asio flammeus 1125 72.21 207 Tawny Owl Strix aluco 816 52.37 208 Collared Trogon Trogon collaris 432 27.73 209 Common Kingfisher Alcedo atthis 1191 76.44 210 Amazon Kingfisher Chloroceryle amazona 475 30.49 211 Ringed Kingfisher Megaceryle torquata 557 35.75 212 Great Spotted Woodpecker Dendrocopos major 1153 74.01 213 Andean Flicker Colaptes rupicola 185 11.87 214 European Green Woodpecker Picus viridis 995 63.86 215 Red-throated Caracara Ibycter americanus 213 13.67 216 Common Kestrel Falco tinnunculus 1150 73.81 217 American Kestrel Falco sparverius 764 49.04 218 Aplomado Falcon Falco femoralis 333 21.37 219 Eurasian Hobby Falco subbuteo 1116 71.63 220 Peregrine Falcon Falco peregrinus 1218 78.18 221 Dusky-headed Parakeet Aratinga weddellii 186 11.94 222 Red-bellied Macaw Orthopsittaca manilatus 236 15.15 223 Blue-and-yellow Macaw Ara ararauna 262 16.82 224 Chestnut-fronted Macaw Ara severus 251 16.11 225 Scarlet Macaw Ara macao 405 25.99 226 Red-and-green Macaw Ara chloropterus 203 13.03 227 Red-masked Parakeet Psittacara erythrogenys 136 8.73 228 Rose-ringed Parakeet Psittacula krameri 1073 68.87 229 Buff-throated Woodcreeper Xiphorhynchus guttatus 232 14.89 230 White-lined Antbird Myrmoborus lophotes 61 3.92 231 Black Phoebe Sayornis nigricans 573 36.78 232 Vermilion Flycatcher Pyrocephalus obscurus 414 26.57 233 Rusty-margined Flycatcher Myiozetetes cayanensis 314 20.15 234 Social Flycatcher Myiozetetes similis 526 33.76 235 Great Kiskadee Pitangus sulphuratus 607 38.96 236 Boat-billed Flycatcher Megarynchus pitangua 496 31.84 237 Swainson's Flycatcher Myiarchus swainsoni 135 8.66 238 Screaming Piha Lipaugus vociferans 206 13.22 239 Violaceous Jay Cyanocorax violaceus 237 15.21 240 Eurasian Jay Garrulus glandarius 1162 74.58 241 Eurasian Magpie Pica pica 1097 70.41 242 Red-billed Chough Pyrrhocorax pyrrhocorax 1000 64.18 243 Western Jackdaw Coloeus monedula 1158 74.33 244 Rook Corvus frugilegus 1139 73.11 245 Carrion Crow Corvus corone 1134 72.79 246 Northern Raven Corvus corax 1169 75.03 247 Bohemian Waxwing Bombycilla garrulus 1025 65.79 248 Coal Tit Periparus ater 1079 69.26 249 Marsh Tit Poecile palustris 942 60.46 250 Willow Tit Poecile montanus 968 62.13 251 Eurasian Blue Tit Cyanistes caeruleus 1131 72.59 252 Great Tit Parus major 1104 70.86 253 Bearded Reedling Panurus biarmicus 1003 64.38 254 Woodlark Lullula arborea 942 60.46 255 Eurasian Skylark Alauda arvensis 1143 73.36 256 Horned Lark Eremophila alpestris 930 59.69 257 Sand Martin Riparia riparia 1151 73.88 258 Blue-and-white Swallow Pygochelidon cyanoleuca 494 31.71 259 Andean Swallow Orochelidon andecola 130 8.34 260 Barn Swallow Hirundo rustica 1222 78.43 261 Western House Martin Delichon urbicum 789 50.64 262 Cetti's Warbler Cettia cetti 1044 67.01 263 Long-tailed Tit Aegithalos caudatus 1054 67.65 264 Wood Warbler Phylloscopus sibilatrix 973 62.45 265 Willow Warbler Phylloscopus trochilus 1115 71.57 266 Common Chiffchaff Phylloscopus collybita 1079 69.26 267 Sedge Warbler Acrocephalus schoenobaenus 1091 70.03 268 Common Reed Warbler Acrocephalus scirpaceus 1100 70.60 269 Common Grasshopper Warbler Locustella naevia 961 61.68 270 Black-capped Donacobius Donacobius atricapilla 289 18.55 271 Eurasian Blackcap Sylvia atricapilla 1135 72.85 272 Garden Warbler Sylvia borin 1037 66.56 273 Lesser Whitethroat Curruca curruca 982 63.03 274 Common Whitethroat Curruca communis 1105 70.92 275 Dartford Warbler Curruca undata 921 59.11 276 Common Firecrest Regulus ignicapilla 974 62.52 277 Goldcrest Regulus regulus 1105 70.92 278 Eurasian Wren Troglodytes troglodytes 1060 68.04 279 Eurasian Nuthatch Sitta europaea 1040 66.75 280 Eurasian Treecreeper Certhia familiaris 1033 66.30 281 Long-tailed Mockingbird Mimus longicaudatus 171 10.98 282 Common Starling Sturnus vulgaris 1212 77.79 283 Song Thrush Turdus philomelos 1155 74.13 284 Mistle Thrush Turdus viscivorus 1127 72.34 285 Redwing Turdus iliacus 1121 71.95 286 Common Blackbird Turdus merula 1022 65.60 287 Fieldfare Turdus pilaris 1116 71.63 288 Ring Ouzel Turdus torquatus 993 63.74 289 Black-throated Thrush Turdus atrogularis 559 35.88 290 Chiguanco Thrush Turdus chiguanco 230 14.76 291 European Robin Erithacus rubecula 1073 68.87 292 European Pied Flycatcher Ficedula hypoleuca 1000 64.18 293 Common Redstart Phoenicurus phoenicurus 1072 68.81 294 Whinchat Saxicola rubetra 1052 67.52 295 European Stonechat Saxicola rubicola 1090 69.96 296 Northern Wheatear Oenanthe oenanthe 777 49.87 297 White-throated Dipper Cinclus cinclus 1060 68.04 298 White-capped Dipper Cinclus leucocephalus 275 17.65 299 Eurasian Tree Sparrow Passer montanus 1129 72.46 300 House Sparrow Passer domesticus 1235 79.27 301 Dunnock Prunella modularis 1139 73.11 302 Western Yellow Wagtail Motacilla flava 1037 66.56 303 Grey Wagtail Motacilla cinerea 1161 74.52 304 White Wagtail Motacilla alba 1111 71.31 305 Richard's Pipit Anthus richardi 738 47.37 306 Meadow Pipit Anthus pratensis 1125 72.21 307 Tree Pipit Anthus trivialis 1035 66.43 308 Water Pipit Anthus spinoletta 972 62.39 309 European Rock Pipit Anthus petrosus 1049 67.33 310 Eurasian Chaffinch Fringilla coelebs 599 38.45 311 Eurasian Bullfinch Pyrrhula pyrrhula 1105 70.92 312 European Greenfinch Chloris chloris 1143 73.36 313 Twite Linaria flavirostris 883 56.68 314 Common Linnet Linaria cannabina 1128 72.40 315 Common Redpoll Acanthis flammea 727 46.66 316 Lesser Redpoll Acanthis cabaret 784 50.32 317 Red Crossbill Loxia curvirostra 840 53.92 318 European Goldfinch Carduelis carduelis 1174 75.35 319 Eurasian Siskin Spinus spinus 1103 70.80 320 Snow Bunting Plectrophenax nivalis 1009 64.76 321 Corn Bunting Emberiza calandra 1032 66.24 322 Yellowhammer Emberiza citrinella 1096 70.35 323 Common Reed Bunting Emberiza schoeniclus 1117 71.69 324 Dark-eyed Junco Junco hyemalis 685 43.97 325 Rufous-collared Sparrow Zonotrichia capensis 518 33.25 326 Russet-backed Oropendola Psarocolius angustifrons 286 18.36 327 Yellow-rumped Cacique Cacicus cela 373 23.94 328 Orange-backed Troupial Icterus croconotus 188 12.07 329 Scrub Blackbird Dives warczewiczi 225 14.44 330 Northern Waterthrush Parkesia noveboracensis 647 41.53 331 Myrtle Warbler Setophaga coronata 593 38.06 332 Bananaquit Coereba flaveola 577 37.03 333 Saffron Finch Sicalis flaveola 394 25.29 334 Red-capped Cardinal Paroaria gularis 238 15.28 335 Blue-grey Tanager Thraupis episcopus 544 34.92 336 Palm Tanager Thraupis palmarum 509 32.67