Both: Greater rhea; marabou stork; waldrapp; Caribbean flamingo; fulvous whistling, northern shoveler and yellow-billed ducks; Hottentot teal; red-crested pochard; western Eurasian griffon vulture; Madagascar turtle dove; southern ground hornbill
Paris Vincennes
Lesser rheas, southern ostrich
Tataupa tinamou
Humboldt penguin
Abdim’s, marabou and yellow-billed storks, little egret, little bittern, African and Eurasian spoonbills, Madagascar crested,, glossy and scarlet ibises, hamerkop
Greater flamingo
Brazilian and Bernier’s teals; rosy-billed pochard, Coscoroba swan, Magellan goose
Eurasian black vulture, red kite, Egyptian vulture
Yellow-knobbed* and great curassows, blue-throated piping-guan, vulturine and helmeted guineafowls
Grey-winged trumpeter, grey-crowned and Demoiselle cranes, sunbittern
Common redshank, pied avocet, blacksmith and spur-winged lapwings, black-necked stilt
Blue-and-yellow, green military, hyacinth and scarlet macaws, Madagascar lovebird, sun conure
Speckled pigeon,
Violet turaco
Blue-bellied roller; trumpeter hornbill
Toco toucan
Brazilian tanager, white-collared seedeater*, superb starling, blue-backed grassquit, Madagascar fody, cedar waxwing*
Duisburg
Common emu
Jackass penguin
Pink-backed pelican
Black and European white stork
Chilean flamingo
Crested screamer; Meller’s, white-faced whistling and Mandarin ducks; South African pochard; common shelduck; Cape teal; common eider
Indian peafowl; crested wood partridge
Indian sarus and red-crowned cranes; northern and southern kori bustards
Sumba lorikeet; yellow-shoulder amazon; Congo grey and Jardine’s parrots; budgerigar
Common barn and snowy owls
White-browed coucal
Mindanao bleeding-heart; pink-necked green, Sclater’s crowned, white-naped pheasant and pink-headed imperial pigeons; emerald, Socorro, black-naped fruit and bar-shouldered doves
Village weaver; Emei Shan liocichla; red-billed starling; chestnut-backed ground thrush
Paris wins this one based on the variety of its collection.