Both: Greater flamingo; red-breasted goose; white-winged duck; marbled teal; common eider; northern mallard; ruddy shelduck; crested wood partridge; common moorhen; masked lapwing; pied avocet; chestnut-naped and pied imperial, wonga and Nicobar pigeons; crested dove; blue-and-yellow macaw; kea; rainbow lorikeet; Asian glossy starling; Bali mynah; blue-faced honeyeater; Emei Shan liocichla; red-billed leiothrix; orange-headed ground thrush; white-rumped shama
Bristol: Pink-backed pelican; little egret; Chiloe wigeon; Meller’s and tufted ducks; satyr tragopan; sunbittern; common redshank; inca tern; beautiful, eastern superb and black-naped fruit and European turtle doves; white-naped pheasant and Victoria crowned pigeons; black-cheeked lovebird; lilacine amazon, blue-throated conure; scarlet macaw; Philippine cockatoo; red-crested and violet touracos; collared kingfisher; black hornbill; Asian azure-winged magpie; Brazilian tanager; Gouldian finch; Java sparrow; superb starling, yellow cardinal
Prague: Common ostrich; lesser rhea; common emu; southern cassowary; elegant crested and Tataupa tinamous
Humboldt and jackass penguins
Dalmatian, spot-billed and great white pelicans; little pied cormorant
Black-crowned and Philippine rufous night heron; little bittern; Abdim’s, black, African open-billed, milky, yellow-billed and marabou storks; southern boat-billed and squacco herons; hamerkop; shoebill; African, roseate and Eurasian spoonbills; waldrapp; American white, black-headed, glossy, hadada, Madagascar crested, scarlet, straw-necked and black-faced ibises; Caribbean and Chilean flamingos; Bewick’s swan; Cape Barren, swan, giant Canada, Indian pygmy, lesser white-fronted, magpie and emperor geese; Atlantic harlequin, mandarin, Muscovy, Patagonian crested, ruddy, South African black, white-headed duck and ferruginous ducks; Bahama and northern pintails; garganey; Eurasian green-winged, hottentot, red-shouldered, speckled and Brazilian teals; northern shoveler; smew; paradise shelduck; bufflehead; red-crested pochard; red-breasted and scaly-sided mergansers; crested screamer;
Steller’s sea, bald and bataleur eagles; western honey and common buzzards; Harris’ hawk; red kite; bearded, hooded, king, lesser yellow-headed, western Egyptian, western European griffon and Eurasian black vultures; secretary bird; European and lesser kestrels
Bronze-tailed, Malayan, Palawan and grey peacock, Edward’s, golden, Salvadori’s, Vietnamese and cheer pheasants; Indian and Javanese green peafowl; Sri lankan jungle fowl; Temminck’s tragopan; brown-breast hill and grey partridges; Australian brush turkey; vulturine guinea fowl; grey piping guan; northern helmeted curassow
Blue, Eurasian, red-crowned, wattled, white-naped and demoiselle cranes; spotted crake; west Mediterranean purple swamphen; red-legged seriema
African wattled, northern, southern and blacksmith lapwings; ruff; Eurasian oystercatcher; black-winged stilt; bush, Peruvian and European thick knees; common tern
Arabian chestnut-bellied and four-banded sandgrouses; bar-tailed cuckoo, Chinese spotted, cinnamon and ruddy ground, Indian emerald, superb fruit and African collared doves; ashy and common wood, Philippine metallic, green-naped pheasant, pink-headed and spotted imperial, pink-necked green, stock, western crowned and pink pigeons; Luzon bleeding heart
buffy fish, Eurasian great grey, European boreal, common barn, oriental bay, Philippine scops, short-eared, South European and western Ural, spectacled and little owls; tawny frogmouth
Black-billed, southern festive, yellow-billed and red-tailed amazons; hyacinth and Lear’s macaws; blue-naped, burrowing, large and Edward’s fig, golden-shouldered, grey, Moszkowski green-winged king, Pesquet’s, red-rumped, superb, swift, vernal hanging and Bourke’s parrots; monk parakeet; greater Patagonian conure; budgerigar; cockatiel; lesser palm and white cockatoos; eastern and northern rosellas; brown, western black and purple-necked lories; Mindanao, scaly-breasted, Stella’s, Sumba and Mitchell’s lorikeets
Guira cuckoo; white-bellied go-away bird; Mombasa speckled mousebird
Blue-winged kookaburra; common hoopoe; green wood hoopoe; European roller; eastern yellow-billed, Javan rhinoceros, Luzon, northern rufous, southern ground, Visayan tarictic, Von der Decken’s, western long-tailed, wrinkled and great hornbills
Greater yellow-naped woodpecker
Crested and green oropendolas; Sunda hooded pitta; brush, New Guinea and common bronzewings; common raven; common chaffinch; Asian fairy bluebird; barred, red-fronted, blue-crowned, red-tailed, red-winged, rufous-cheeked, scaly, Siamese white-crested, silver-eared, spotted, Sumatran, Sunda, white-throated and black-throated laughing thrushes; black-headed and red-whiskered bulbuls; black-headed greenfinch; blue-winged leafbird; Boehm’s and red-billed buffalo and village weavers; coleto, red-winged, rosy, scissor-billed, white-shouldered and European starlings; crested, hill, yellow-faced and golden-crested mynahs; Cuban grassquit; Eurasian bullfinch; Eurasian golden oriole; Eurasian siskin; Eurasian song, black-chested, Sunda whistling and spotted palm thrushes; European goldfinch; green, white-backed and Javan green magpies; greenfinch; helmeted friarbird; horned lark; house finch; Oriental greenfinch; red-cowled cardinal; redpoll; saffron finch; scarlet-faced liocichla; scarlet-headed blackbird; Siberian rubythroat; white wagtail
Prague wins this very easily, but I wonder how many people visit a zoo to see 14 types of laughing thrush, unless some of the birds are kept behind the scenes. I also wonder about both zoos keeping examples of birds that occur locally and may live free within the zoo.