- Radjah Shelduck
- Rainbow Bee-eater
- Rainbow Lorikeet
- Rainbow Pitta
- Rattling Cisticola
- Razor-billed Curassow
- Razorbill
- Red-and-green Macaw
- Red-and-yellow Barbet
- Red-backed Fairywren
- Red-backed Flameback
- Red-backed Shrike
- Red-bellied Fruit Dove
- Red-bellied Macaw
- Red-bellied Parrot
- Red-billed Buffalo Weaver
- Red-billed Chough
- Red-billed Firefinch
- Red-billed Leiothrix
- Red-billed Oxpecker
- Red-billed Pigeon
- Red-billed Quelea
- Red-billed Spurfowl
- Red-billed Teal
- Red-breasted Goose
- Red-breasted Meadowlark
- Red-breasted Merganser
- Red-breasted Parakeet
- Red-browed Finch
- Red-capped Cardinal
- Red-capped Lark
- Red-capped Parrot
- Red-capped Plover
- Red-cheeked Cordon-bleu
- Red-collared Lorikeet
- Red-collared Widowbird
- Red-cowled Cardinal
- Red-crested Cardinal
- Red-crested Pochard
- Red-crested Turaco
- Red-crowned Crane
- Red-crowned Parakeet
- Red-crowned Woodpecker
- Red-eyed Dove
- Red-faced Crombec
- Red-faced Mousebird
- Red-fronted Barbet
- Red-fronted Macaw
- Red-fronted Parrot
- Red-headed Finch
- Red-headed Weaver
- Red-knobbed Coot
- Red-legged Seriema
- Red-legged Thrush
- Red-lored Amazon
- Red-masked Parakeet
- Red-necked Phalarope
- Red-necked Stint
- Red-rumped Cacique
- Red-shouldered Blackbird
- Red-shouldered Macaw
- Red-tailed Black Cockatoo
- Red-tailed Shrike
- Red-throated Bee-eater
- Red-throated Loon
- Red-throated Parrotfinch
- Red-throated Pipit
- Red-vented Bulbul
- Red-wattled Lapwing
- Red-whiskered Bulbul
- Red-winged Blackbird
- Red-winged Parrot
- Red-winged Starling
- Red Collared Dove
- Red Fody
- Red Junglefowl
- Red Lory
- Red Phalarope
- Red Shoveler
- Red Wattlebird
- Redpoll
- Redwing
- Reed Cormorant
- Reeves's Pheasant
- Regent Bowerbird
- Regent Parrot
- Reichenow's Seedeater
- Resplendent Quetzal
- Richard's Pipit
- Ring-necked Dove
- Ring-necked Duck
- Ringed Kingfisher
- Ringed Teal
- Rivoli's Hummingbird
- Roadside Hawk
- Rock Dove
- Rock Ptarmigan
- Rook
- Rose-bellied Bunting
- Rose-crowned Fruit Dove
- Rose-crowned Parakeet
- Rose-fronted Parakeet
- Rose-ringed Parakeet
- Roseate Spoonbill
- Ross's Goose
- Rosy-billed Pochard
- Rosy-faced Lovebird
- Rosy-patched Bushshrike
- Rosy Starling
- Royal Spoonbill
- Royal Tern
- Ruby-throated Hummingbird
- Ruddy Duck
- Ruddy Ground Dove
- Ruddy Kingfisher
- Ruddy Shelduck
- Ruddy Turnstone
- Rufescent Tiger Heron
- Ruff
- Rufous-backed Wren
- Rufous-banded Honeyeater
- Rufous-bellied Thrush
- Rufous-collared Sparrow
- Rufous-tailed Hummingbird
- Rufous-tailed Jacamar
- Rufous-vented Laughingthrush
- Rufous Casiornis
- Rufous Chatterer
- Rufous Hornbill
- Rufous Hornero
- Rufous Whistler
- Rüppell's Black Chat
- Rüppell's Korhaan
- Rüppell's Robin-Chat
- Rüppell's Starling
- Rüppell's Vulture
- Rüppell's Weaver
- Russet-backed Oropendola
- Russet-crowned Motmot
- Russet-tailed Thrush
- Rusty-margined Flycatcher
- Rusty-margined Guan