- Radjah Shelduck
- Rainbow Bee-eater
- Rainbow Lorikeet
- Rainforest Scops Owl
- Rattling Cisticola
- Razorbill
- Red-and-green Macaw
- Red-and-yellow Barbet
- Red-backed Flameback
- Red-backed Kingfisher
- Red-backed Shrike
- Red-bellied Paradise Flycatcher
- Red-bellied Parrot
- Red-bellied Woodpecker
- Red-billed Blue Magpie
- Red-billed Buffalo Weaver
- Red-billed Chough
- Red-billed Firefinch
- Red-billed Leiothrix
- Red-billed Oxpecker
- Red-billed Quelea
- Red-billed Spurfowl
- Red-billed Teal
- Red-breasted Coua
- Red-breasted Merganser
- Red-breasted Nuthatch
- Red-breasted Swallow
- Red-browed Finch
- Red-capped Coua
- Red-capped Lark
- Red-cheeked Cordon-bleu
- Red-chested Cuckoo
- Red-chested Sunbird
- Red-chested Swallow
- Red-cowled Widowbird
- Red-crested Cardinal
- Red-crested Korhaan
- Red-crested Pochard
- Red-eyed Dove
- Red-faced Crombec
- Red-footed Booby
- Red-fronted Macaw
- Red-fronted Prinia
- Red-gartered Coot
- Red-headed Bluebill
- Red-headed Finch
- Red-headed Malimbe
- Red-headed Weaver
- Red-knobbed Coot
- Red-legged Cormorant
- Red-legged Partridge
- Red-legged Seriema
- Red-naped Ibis
- Red-naped Sapsucker
- Red-necked Buzzard
- Red-necked Spurfowl
- Red-rumped Parrot
- Red-rumped Swallow
- Red-shouldered Hawk
- Red-tailed Black Cockatoo
- Red-tailed Bristlebill
- Red-tailed Greenbul
- Red-tailed Hawk
- Red-tailed Shrike
- Red-throated Bee-eater
- Red-throated Loon
- Red-throated Twinspot
- Red-vented Bulbul
- Red-wattled Lapwing
- Red-winged Blackbird
- Red-winged Lark
- Red-winged Prinia
- Red-winged Starling
- Red Crossbill
- Red Fody
- Red Kite
- Red Knot
- Red Phalarope
- Red Pileated Finch
- Red Shoveler
- Red Spurfowl
- Red Tanager
- Red Wattlebird
- Reddish Egret
- Reed Cormorant
- Resplendent Quetzal
- Rhinoceros Auklet
- Ring-billed Gull
- Ring-necked Dove
- Ring-necked Duck
- Ringed Kingfisher
- River Prinia
- River Tern
- Rivoli's Hummingbird
- Roadside Hawk
- Robin Accentor
- Rock Dove
- Rock Martin
- Rock Pratincole
- Rock Ptarmigan
- Rock Shag
- Rockrunner
- Rook
- Rose-ringed Parakeet
- Roseate Spoonbill
- Ross's Goose
- Ross's Turaco
- Rosy-faced Lovebird
- Rosy-patched Bushshrike
- Rosy-throated Longclaw
- Rosy Bee-eater
- Rosy Starling
- Rouget's Rail
- Royal Spoonbill
- Royal Tern
- Ruby-throated Hummingbird
- Ruddy-headed Goose
- Ruddy Duck
- Ruddy Ground Dove
- Ruddy Shelduck
- Ruddy Turnstone
- Rufescent Tiger Heron
- Ruff
- Ruffed Grouse
- Rufous-bellied Heron
- Rufous-bellied Thrush
- Rufous-chested Dotterel
- Rufous-collared Sparrow
- Rufous-fronted Thornbird
- Rufous-headed Tanager
- Rufous-naped Ground Tyrant
- Rufous-naped Lark
- Rufous-necked Snowfinch
- Rufous-tailed Hawk
- Rufous-tailed Jacamar
- Rufous-tailed Lark
- Rufous-tailed Plantcutter
- Rufous-tailed Weaver
- Rufous Chatterer
- Rufous Hornero
- Rufous Treepie
- Rufous Vanga
- Rufous Woodpecker
- Running Coua
- Rüppell's Black Chat
- Rüppell's Korhaan
- Rüppell's Parrot
- Rüppell's Robin-Chat
- Rüppell's Starling
- Rüppell's Vulture
- Rusty-collared Seedeater
- Rusty-margined Guan
- Rusty Blackbird
- Ruvu Weaver