WAmerican Bird ConservancyWAmerican Eagle FoundationWAudubon Naturalist SocietyWNational Audubon SocietyWAves ArgentinasWBirdLife AustraliaWBirdLife InternationalWBirdLife SverigeWBirds CanadaWBombay Natural History SocietyWCornwall Birdwatching and Preservation SocietyWField Ornithology Group of Sri LankaWFunds for Endangered ParrotsWGibraltar Ornithological & Natural History SocietyWInternational Centre for Birds of PreyWIsland ConservationWKea Conservation TrustWMalaysian Nature SocietyWRoyal Australasian Ornithologists UnionWRoyal Society for the Protection of BirdsWSálim Ali Centre for Ornithology and Natural HistoryWSANCCOBWScottish Ornithologists' ClubWSelborne SocietyWSpanish Ornithological SocietyWTaiwan Wild Bird FederationWThe Ara ProjectWThe Macaw SocietyWTramore Eco GroupWWest Coast Wildlife CentreWWildlife Conservation Society of Tanzania