- Red-and-black Grosbeak
- Red-and-green Macaw
- Red-bellied Macaw
- Red-billed Scythebill
- Red-breasted Meadowlark
- Red-capped Cardinal
- Red-crested Pochard
- Red-crowned Ant Tanager
- Red-eyed Vireo
- Red-fan Parrot
- Red-footed Falcon
- Red-legged Honeycreeper
- Red-legged Seriema
- Red-necked Tanager
- Red-necked Woodpecker
- Red-rumped Cacique
- Red-shouldered Macaw
- Red-throated Caracara
- Red-vented Bulbul
- Red-winged Tinamou
- Reddish Hermit
- Redwing
- Ringed Kingfisher
- Ringed Woodpecker
- Roadside Hawk
- Rock Dove
- Rook
- Roseate Spoonbill
- Rosy Bee-eater
- Ruby-topaz Hummingbird
- Ruddy-breasted Seedeater
- Ruddy-tailed Flycatcher
- Ruddy Ground Dove
- Ruddy Pigeon
- Ruddy Turnstone
- Rufescent Tiger Heron
- Rufous-bellied Antwren
- Rufous-bellied Thrush
- Rufous-browed Peppershrike
- Rufous-collared Sparrow
- Rufous-necked Wood Rail
- Rufous-rumped Foliage-gleaner
- Rufous-tailed Jacamar
- Rufous-tailed Palm Thrush
- Rufous-tailed Scrub Robin
- Rufous-throated Antbird
- Rufous Crab Hawk
- Rufous Hornero
- Rusty-fronted Tody-Flycatcher
- Rusty-margined Flycatcher
- Rusty-margined Guan