- Tambourine Dove
- Tawny-bellied Hermit
- Tawny-bellied Seedeater
- Tawny-flanked Prinia
- Tawny-headed Swallow
- Tawny Eagle
- Tennessee Warbler
- Terrestrial Brownbul
- Thick-billed Euphonia
- Thick-billed Weaver
- Thorn-tailed Rayadito
- Three-banded Courser
- Three-banded Plover
- Three-striped Hemispingus
- Thrush-like Wren
- Titicaca Grebe
- Toco Toucan
- Tocuyo Sparrow
- Tolima Blossomcrown
- Torrent Duck
- Torrent Tyrannulet
- Toucan Barbet
- Tourmaline Sunangel
- Tricolored Heron
- Tropical Boubou
- Tropical Gnatcatcher
- Tropical Kingbird
- Tropical Mockingbird
- Tropical Parula
- Tropical Screech Owl
- Trumpeter Hornbill
- Tufted Antshrike
- Tufted Duck
- Tufted Tit-Tyrant
- Turkey Vulture
- Turquoise-fronted Amazon
- Turquoise-winged Parrotlet
- Turquoise Dacnis
- Tyrian Metaltail