| Common Name | Scientific name |
|---|---|
| Northern Harrier | Circus hudsonius |
| Northern Goshawk | Accipiter gentilis |
| Northern Gannet | Morus bassanus |
| Northern Fulmar | Fulmarus glacialis |
| Northern Flicker | Colaptes auratus |
| Northern Emerald-Toucanet | Aulacorhynchus prasinus |
| Northern Cardinal | Cardinalis cardinalis |
| Northern Boobook | Ninox japonica |
| Northern Bobwhite | Colinus virginianus |
| Northern Bentbill | Oncostoma cinereigulare |
| Northern Beardless-Tyrannulet | Camptostoma imberbe |
| Northern Barred-Woodcreeper | Dendrocolaptes sanctithomae |
| Northern Bald Ibis | Geronticus eremita |
| Nihoa Finch | Telespiza ultima |
| Nightingale Wren | Microcerculus philomela |
| Nicaraguan Seed-Finch | Sporophila nuttingi |
| Nicaraguan Grackle | Quiscalus nicaraguensis |
| Newell's Shearwater | Puffinus newelli |
| Neotropic Cormorant | Phalacrocorax brasilianus |
| Nelson's Sparrow | Ammodramus nelsoni |
| Nazca Booby | Sula granti |
| Nava's Wren | Hylorchilus navai |
| Naumann's Thrush | Turdus naumanni |
| Nashville Warbler | Oreothlypis ruficapilla |
| Narrow-billed Tody | Todus angustirostris |
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