* Red-billed Scimitar-Babbler
* Red-billed Starling
* Red-billed Woodpecker
* Red-breasted Merganser
* Red-breasted Nuthatch
* Red-browed Finch
* Red-browed Firetail
* Red-browed Flycatcher
* Red-capped Cardinal
* Red-capped Manakin
* Red-chested Cuckoo
* Red-chested Owlet
* Red-collared Lorikeet
* Red-collared Woodpecker
* Red-crested Cardinal
* Red-crested Pochard
* Red-crowned Crane
* Red-crowned Parrot
* Red-eared Firetail
* Red-eared Tanager
* Red-eyed Dove
* Red-eyed Vireo
* Red-fan Parrot
* Red-faced Parrotfinch
* Red-faced Warbler
* Red-footed Booby
* Red-footed Falcon
* Red-fronted Macaw
* Red-fronted Parrot
* Red-headed Cardinal
* Red-headed Quelea
* Red-headed Woodpecker
* Red-lored Amazon
* Red-lored Parrot
* Red-naped Cardinal
* Red-naped Fruit-Dove
* Red-naped Ibis
* Red-necked Grebe
* Red-necked Phalarope
* Red-necked Tanager
* Red-rumped Agouti
* Red-rumped Cacique
* Red-rumped Parrot
* Red-rumped Swallow
* Red-shouldered Hawk
* Red-sided Eclectus
* Red-spotted Grosbeak
* Red-tailed Black-Cockatoo
* Red-tailed Hawk
* Red-tailed Tropicbird
* Red-throated Bee-eater
* Red-throated Tit
* Red-wattled Lapwing
* Red-whiskered Bulbul
* Red-winged Blackbird
* Red-winged Parrot
* Red-winged Starling
* Regent Bowerbird
* Regent Honeyeater
* Ribbon-tailed Astrapia
* Rifleman
* Ring-billed Gull
* Ring-necked Dove
* Ring-necked Parakeet
* Rio Grande Wild Turkey
* Roadrunner
* Robin
* Rock Dove
* Rock Partridge
* Rock Sandpiper
* Rock Sparrow
* Rock Thrush
* Rock Wren