- Pacific Black Duck
- Pacific Golden Plover
- Pacific Parrotlet
- Paddyfield Pipit
- Painted Parakeet
- Painted Stork
- Pale-bellied Hermit
- Pale-billed Flowerpecker
- Pale-breasted Spinetail
- Pale-breasted Thrush
- Pale-crested Woodpecker
- Pale-eyed Blackbird
- Pale-legged Hornero
- Pale-mandibled Aracari
- Pale-naped Brushfinch
- Pale-vented Pigeon
- Pale White-eye
- Pallid Cuckoo
- Palm-nut Vulture
- Palm Tanager
- Paltry Tyrannulet
- Pampa Finch
- Panamanian Flycatcher
- Pangani Longclaw
- Papuan Frogmouth
- Papuan Lorikeet
- Paradise Jacamar
- Paradise Tanager
- Paramo Pipit
- Pauraque
- Peaceful Dove
- Peach-fronted Parakeet
- Pearl-spotted Owlet
- Pearl Kite
- Pearled Treerunner
- Pearly-vented Tody-Tyrant
- Peregrine Falcon
- Pheasant-tailed Jacana
- Pheasant Coucal
- Pheasant Cuckoo
- Piapiac
- Picazuro Pigeon
- Picui Ground Dove
- Pied Avocet
- Pied Bush Chat
- Pied Butcherbird
- Pied Crow
- Pied Heron
- Pied Kingfisher
- Pied Myna
- Pied Oystercatcher
- Pied Plover
- Pied Puffbird
- Pied Stilt
- Pied Water Tyrant
- Pin-striped Tit-Babbler
- Pin-tailed Green Pigeon
- Pin-tailed Whydah
- Pink-backed Pelican
- Pink-breasted Lark
- Pink-eared Duck
- Pink-throated Becard
- Pink Robin
- Pinon's Imperial Pigeon
- Pitta-like Ground Roller
- Plain-backed Sparrow
- Plain-brown Woodcreeper
- Plain-colored Tanager
- Plain-winged Antshrike
- Plain Antvireo
- Plain Parakeet
- Plain Prinia
- Plain Sunbird
- Plain Xenops
- Plaintive Cuckoo
- Planalto Hermit
- Planalto Slaty Antshrike
- Planalto Woodcreeper
- Plate-billed Mountain Toucan
- Plumbeous Ibis
- Plumbeous Kite
- Plumbeous Pigeon
- Plumbeous Rail
- Plumbeous Seedeater
- Plumbeous Sierra Finch
- Plumed Whistling Duck
- Plush-crested Jay
- Point-tailed Palmcreeper
- Pollen's Vanga
- Princess Stephanie's Astrapia
- Prong-billed Barbet
- Puff-throated Babbler
- Puff-throated Bulbul
- Puna Ground Tyrant
- Puna Ibis
- Puna Teal
- Purple-bibbed Whitetip
- Purple-rumped Sunbird
- Purple-throated Carib
- Purple-throated Fruitcrow
- Purple-throated Woodstar
- Purple Gallinule
- Purple Grenadier
- Purple Heron
- Purple Sunbird
- Purplish Jay
- Pygmy Batis
- Pygmy Falcon