Dave Musgrove: Costa Rica Life List AORC, All records: Top Blockers Record(s) 1 to 234 of 234 total. Seq. Species Scientific Name Seen By Other Listers Other Listers (%) 1 Black-bellied Whistling-Duck Dendrocygna autumnalis 85 71.43 2 Muscovy Duck Cairina moschata 84 70.59 3 Blue-winged Teal Spatula discors 53 44.54 4 Gray-headed Chachalaca Ortalis cinereiceps 94 78.99 5 Crested Guan Penelope purpurascens 98 82.35 6 Great Curassow Crax rubra 69 57.98 7 Least Grebe Tachybaptus dominicus 40 33.61 8 Rock Pigeon Columba livia 80 67.23 9 Short-billed Pigeon Patagioenas nigrirostris 86 72.27 10 Ruddy Ground Dove Columbina talpacoti 92 77.31 11 White-tipped Dove Leptotila verreauxi 89 74.79 12 Chiriqui Quail-Dove Zentrygon chiriquensis 22 18.49 13 White-winged Dove Zenaida asiatica 99 83.19 14 Groove-billed Ani Crotophaga sulcirostris 98 82.35 15 Squirrel Cuckoo Piaya cayana 97 81.51 16 Lesser Nighthawk Chordeiles acutipennis 50 42.02 17 Great Potoo Nyctibius grandis 43 36.13 18 Common Potoo Nyctibius griseus 31 26.05 19 Gray-rumped Swift Chaetura cinereiventris 67 56.30 20 Lesser Swallow-tailed Swift Panyptila cayennensis 42 35.29 21 White-necked Jacobin Florisuga mellivora 78 65.55 22 Green Hermit Phaethornis guy 88 73.95 23 Long-billed Hermit Phaethornis longirostris 83 69.75 24 Stripe-throated Hermit Phaethornis striigularis 81 68.07 25 Lesser Violetear Colibri cyanotus 89 74.79 26 Green-breasted Mango Anthracothorax prevostii 71 59.66 27 Green Thorntail Discosura conversii 54 45.38 28 Purple-throated Mountain-gem Lampornis calolaemus 92 77.31 29 Volcano Hummingbird Selasphorus flammula 76 63.87 30 Violet-headed Hummingbird Klais guimeti 72 60.50 31 Violet Sabrewing Campylopterus hemileucurus 97 81.51 32 Bronze-tailed Plumeleteer Chalybura urochrysia 69 57.98 33 Crowned Woodnymph Thalurania colombica 79 66.39 34 White-tailed Emerald Microchera chionura 21 17.65 35 Black-bellied Hummingbird Eupherusa nigriventris 46 38.66 36 Scaly-breasted Hummingbird Phaeochroa cuvierii 66 55.46 37 Blue-vented Hummingbird Saucerottia hoffmanni 67 56.30 38 Rufous-tailed Hummingbird Amazilia tzacatl 108 90.76 39 Blue-throated Goldentail Chlorestes eliciae 50 42.02 40 Purple Gallinule Porphyrio martinica 76 63.87 41 Sungrebe Heliornis fulica 49 41.18 42 Double-striped Thick-Knee Burhinus bistriatus 63 52.94 43 Black-necked Stilt Himantopus mexicanus 77 64.71 44 Southern Lapwing Vanellus chilensis 71 59.66 45 Collared Plover Charadrius collaris 40 33.61 46 Killdeer Charadrius vociferus 30 25.21 47 Northern Jacana Jacana spinosa 101 84.87 48 Whimbrel Numenius phaeopus 85 71.43 49 Ruddy Turnstone Arenaria interpres 54 45.38 50 Least Sandpiper Calidris minutilla 58 48.74 51 Spotted Sandpiper Actitis macularius 99 83.19 52 Solitary Sandpiper Tringa solitaria 38 31.93 53 Greater Yellowlegs Tringa melanoleuca 43 36.13 54 Willet Tringa semipalmata 77 64.71 55 Royal Tern Thalasseus maximus 80 67.23 56 Wood Stork Mycteria americana 88 73.95 57 Magnificent Frigatebird Fregata magnificens 107 89.92 58 Anhinga Anhinga anhinga 98 82.35 59 Neotropic Cormorant Phalacrocorax brasilianus 100 84.03 60 Brown Pelican Pelecanus occidentalis 106 89.08 61 Bare-throated Tiger-Heron Tigrisoma mexicanum 102 85.71 62 Great Blue Heron Ardea herodias 90 75.63 63 Great Egret Ardea alba 106 89.08 64 Snowy Egret Egretta thula 103 86.55 65 Little Blue Heron Egretta caerulea 102 85.71 66 Tricolored Heron Egretta tricolor 81 68.07 67 Cattle Egret Bubulcus ibis 102 85.71 68 Green Heron Butorides virescens 103 86.55 69 Black-crowned Night-Heron Nycticorax nycticorax 57 47.90 70 Yellow-crowned Night-Heron Nyctanassa violacea 89 74.79 71 Boat-billed Heron Cochlearius cochlearius 82 68.91 72 White Ibis Eudocimus albus 93 78.15 73 Green Ibis Mesembrinibis cayennensis 73 61.34 74 Roseate Spoonbill Platalea ajaja 79 66.39 75 King Vulture Sarcoramphus papa 75 63.03 76 Black Vulture Coragyps atratus 111 93.28 77 Turkey Vulture Cathartes aura 109 91.60 78 Lesser Yellow-headed Vulture Cathartes burrovianus 24 20.17 79 Osprey Pandion haliaetus 91 76.47 80 Pearl Kite Gampsonyx swainsonii 15 12.61 81 White-tailed Kite Elanus leucurus 61 51.26 82 Double-toothed Kite Harpagus bidentatus 54 45.38 83 Common Black Hawk Buteogallus anthracinus 95 79.83 84 Roadside Hawk Rupornis magnirostris 89 74.79 85 Gray Hawk Buteo plagiatus 45 37.82 86 Broad-winged Hawk Buteo platypterus 71 59.66 87 Short-tailed Hawk Buteo brachyurus 61 51.26 88 Tropical Screech-Owl Megascops choliba 27 22.69 89 Black-and-white Owl Ciccaba nigrolineata 42 35.29 90 Resplendent Quetzal Pharomachrus mocinno 85 71.43 91 Slaty-tailed Trogon Trogon massena 86 72.27 92 Black-headed Trogon Trogon melanocephalus 71 59.66 93 Baird's Trogon Trogon bairdii 45 37.82 94 Gartered Trogon Trogon caligatus 79 66.39 95 Black-throated Trogon Trogon rufus 70 58.82 96 Lesson's Motmot Momotus lessonii 95 79.83 97 Rufous Motmot Baryphthengus martii 73 61.34 98 Broad-billed Motmot Electron platyrhynchum 70 58.82 99 Turquoise-browed Motmot Eumomota superciliosa 77 64.71 100 Ringed Kingfisher Megaceryle torquata 94 78.99 101 Belted Kingfisher Megaceryle alcyon 54 45.38 102 Amazon Kingfisher Chloroceryle amazona 91 76.47 103 Green Kingfisher Chloroceryle americana 101 84.87 104 White-whiskered Puffbird Malacoptila panamensis 69 57.98 105 White-fronted Nunbird Monasa morphoeus 24 20.17 106 Rufous-tailed Jacamar Galbula ruficauda 73 61.34 107 Collared Aracari Pteroglossus torquatus 93 78.15 108 Yellow-throated Toucan Ramphastos ambiguus 103 86.55 109 Keel-billed Toucan Ramphastos sulfuratus 100 84.03 110 Acorn Woodpecker Melanerpes formicivorus 68 57.14 111 Black-cheeked Woodpecker Melanerpes pucherani 96 80.67 112 Hoffmann's Woodpecker Melanerpes hoffmannii 98 82.35 113 Pale-billed Woodpecker Campephilus guatemalensis 84 70.59 114 Golden-olive Woodpecker Colaptes rubiginosus 60 50.42 115 Crested Caracara Caracara cheriway 94 78.99 116 Yellow-headed Caracara Milvago chimachima 92 77.31 117 Laughing Falcon Herpetotheres cachinnans 74 62.18 118 Bat Falcon Falco rufigularis 59 49.58 119 Peregrine Falcon Falco peregrinus 46 38.66 120 Orange-chinned Parakeet Brotogeris jugularis 99 83.19 121 White-crowned Parrot Pionus senilis 82 68.91 122 Red-lored Parrot Amazona autumnalis 90 75.63 123 Olive-throated Parakeet Eupsittula nana 62 52.10 124 Scarlet Macaw Ara macao 99 83.19 125 Great Green Macaw Ara ambiguus 75 63.03 126 Crimson-fronted Parakeet Psittacara finschi 88 73.95 127 Barred Antshrike Thamnophilus doliatus 74 62.18 128 Black-hooded Antshrike Thamnophilus bridgesi 81 68.07 129 Russet Antshrike Thamnistes anabatinus 46 38.66 130 Streak-crowned Antvireo Dysithamnus striaticeps 29 24.37 131 Dot-winged Antwren Microrhopias quixensis 64 53.78 132 Bare-crowned Antbird Gymnocichla nudiceps 22 18.49 133 Chestnut-backed Antbird Poliocrania exsul 75 63.03 134 Dull-mantled Antbird Sipia laemosticta 44 36.97 135 Wedge-billed Woodcreeper Glyphorynchus spirurus 80 67.23 136 Cocoa Woodcreeper Xiphorhynchus susurrans 80 67.23 137 Spotted Woodcreeper Xiphorhynchus erythropygius 58 48.74 138 Streak-headed Woodcreeper Lepidocolaptes souleyetii 88 73.95 139 White-ruffed Manakin Corapipo altera 51 42.86 140 Blue-crowned Manakin Lepidothrix coronata 45 37.82 141 Red-capped Manakin Ceratopipra mentalis 61 51.26 142 Masked Tityra Tityra semifasciata 88 73.95 143 Rose-throated Becard Pachyramphus aglaiae 63 52.94 144 Royal Flycatcher Onychorhynchus coronatus 44 36.97 145 Common Tody-Flycatcher Todirostrum cinereum 95 79.83 146 Black-headed Tody-Flycatcher Todirostrum nigriceps 38 31.93 147 Yellow Tyrannulet Capsiempis flaveola 45 37.82 148 Yellow-bellied Elaenia Elaenia flavogaster 78 65.55 149 Lesser Elaenia Elaenia chiriquensis 20 16.81 150 Mountain Elaenia Elaenia frantzii 74 62.18 151 Yellow-bellied Flycatcher Empidonax flaviventris 58 48.74 152 Black-capped Flycatcher Empidonax atriceps 63 52.94 153 Black Phoebe Sayornis nigricans 76 63.87 154 Long-tailed Tyrant Colonia colonus 69 57.98 155 Dusky-capped Flycatcher Myiarchus tuberculifer 84 70.59 156 Panama Flycatcher Myiarchus panamensis 43 36.13 157 Great Kiskadee Pitangus sulphuratus 110 92.44 158 Boat-billed Flycatcher Megarynchus pitangua 91 76.47 159 Social Flycatcher Myiozetetes similis 104 87.39 160 Gray-capped Flycatcher Myiozetetes granadensis 85 71.43 161 Streaked Flycatcher Myiodynastes maculatus 74 62.18 162 Tropical Kingbird Tyrannus melancholicus 108 90.76 163 Fork-tailed Flycatcher Tyrannus savana 30 25.21 164 Lesser Greenlet Pachysylvia decurtata 84 70.59 165 Yellow-throated Vireo Vireo flavifrons 63 52.94 166 White-throated Magpie-Jay Calocitta formosa 83 69.75 167 Brown Jay Psilorhinus morio 96 80.67 168 Blue-and-white Swallow Pygochelidon cyanoleuca 100 84.03 169 Northern Rough-winged Swallow Stelgidopteryx serripennis 81 68.07 170 Southern Rough-winged Swallow Stelgidopteryx ruficollis 86 72.27 171 Gray-breasted Martin Progne chalybea 80 67.23 172 Mangrove Swallow Tachycineta albilinea 104 87.39 173 Barn Swallow Hirundo rustica 80 67.23 174 Tawny-faced Gnatwren Microbates cinereiventris 27 22.69 175 White-lored Gnatcatcher Polioptila albiloris 60 50.42 176 House Wren Troglodytes aedon 102 85.71 177 Rufous-naped Wren Campylorhynchus rufinucha 88 73.95 178 Black-throated Wren Pheugopedius atrogularis 40 33.61 179 Riverside Wren Cantorchilus semibadius 65 54.62 180 Tropical Mockingbird Mimus gilvus 61 51.26 181 Clay-colored Thrush Turdus grayi 107 89.92 182 Sooty Thrush Turdus nigrescens 73 61.34 183 Long-tailed Silky-flycatcher Ptiliogonys caudatus 67 56.30 184 House Sparrow Passer domesticus 89 74.79 185 Yellow-crowned Euphonia Euphonia luteicapilla 80 67.23 186 Yellow-throated Euphonia Euphonia hirundinacea 82 68.91 187 Olive-backed Euphonia Euphonia gouldi 80 67.23 188 White-vented Euphonia Euphonia minuta 36 30.25 189 Common Chlorospingus Chlorospingus flavopectus 91 76.47 190 Black-striped Sparrow Arremonops conirostris 86 72.27 191 Orange-billed Sparrow Arremon aurantiirostris 86 72.27 192 Rufous-collared Sparrow Zonotrichia capensis 102 85.71 193 Yellow-thighed Brushfinch Atlapetes tibialis 78 65.55 194 Red-breasted Meadowlark Leistes militaris 42 35.29 195 Chestnut-headed Oropendola Psarocolius wagleri 75 63.03 196 Montezuma Oropendola Psarocolius montezuma 104 87.39 197 Black-cowled Oriole Icterus prosthemelas 83 69.75 198 Orchard Oriole Icterus spurius 41 34.45 199 Streak-backed Oriole Icterus pustulatus 64 53.78 200 Baltimore Oriole Icterus galbula 82 68.91 201 Red-winged Blackbird Agelaius phoeniceus 84 70.59 202 Melodious Blackbird Dives dives 86 72.27 203 Great-tailed Grackle Quiscalus mexicanus 108 90.76 204 Nicaraguan Grackle Quiscalus nicaraguensis 36 30.25 205 Northern Waterthrush Parkesia noveboracensis 76 63.87 206 Black-and-white Warbler Mniotilta varia 68 57.14 207 Prothonotary Warbler Protonotaria citrea 54 45.38 208 Tennessee Warbler Leiothlypis peregrina 76 63.87 209 Yellow Warbler Setophaga petechia 87 73.11 210 Chestnut-sided Warbler Setophaga pensylvanica 83 69.75 211 Black-throated Green Warbler Setophaga virens 59 49.58 212 Buff-rumped Warbler Myiothlypis fulvicauda 82 68.91 213 Wilson's Warbler Cardellina pusilla 74 62.18 214 Summer Tanager Piranga rubra 77 64.71 215 Flame-colored Tanager Piranga bidentata 67 56.30 216 Red-throated Ant-Tanager Habia fuscicauda 65 54.62 217 Carmiol's Tanager Chlorothraupis carmioli 51 42.86 218 Gray-headed Tanager Eucometis penicillata 55 46.22 219 Scarlet-rumped Tanager Ramphocelus passerinii 105 88.24 220 Blue-gray Tanager Thraupis episcopus 106 89.08 221 Palm Tanager Thraupis palmarum 100 84.03 222 Golden-hooded Tanager Stilpnia larvata 96 80.67 223 Scarlet-thighed Dacnis Dacnis venusta 70 58.82 224 Blue Dacnis Dacnis cayana 71 59.66 225 Shining Honeycreeper Cyanerpes lucidus 67 56.30 226 Red-legged Honeycreeper Cyanerpes cyaneus 90 75.63 227 Green Honeycreeper Chlorophanes spiza 91 76.47 228 Blue-black Grassquit Volatinia jacarina 79 66.39 229 Thick-billed Seed-Finch Sporophila funerea 66 55.46 230 Variable Seedeater Sporophila corvina 100 84.03 231 Bananaquit Coereba flaveola 104 87.39 232 Yellow-faced Grassquit Tiaris olivaceus 87 73.11 233 Buff-throated Saltator Saltator maximus 97 81.51 234 Black-headed Saltator Saltator atriceps 63 52.94