Clapper Rail
Clark's Grebe
Clark's Nutcracker
Clay-colored Robin
Clay-colored Sparrow
Cliff Swallow
Colima Warbler
Collared Forest-Falcon
Collared Plover
Common Crane
Connecticut Warbler
Cook's Petrel
Cooper's Hawk
Cordilleran Flycatcher
Corn Crake
Cory's Shearwater
Costa's Hummingbird
Couch's Kingbird

Crane Hawk
Crescent-chested Warbler
Crested Auklet
Crested Caracara
Crimson-collared Grosbeak
Crissal Thrasher
Cuban Martin
Cuban Pewee
Curlew Sandpiper
Curve-billed Thrasher
Dark-eyed Junco
Dark-rumped Petrel
Dark-sided Flycatcher
Dickcissel
Double-crested Cormorant
Double-striped Thick-knee
Dovekie
Downy Woodpecker

Dunlin
Dusky Flycatcher
Dusky Thrush
Dusky Warbler
Dusky-capped Flycatcher
Eared Grebe
Eared Quetzal
Eastern Bluebird
Eastern Kingbird
Eastern Meadowlark
Eastern Phoebe
Eastern Screech-Owl
Eastern Towhee
Eastern Wood-Pewee
Eastern Yellow Wagtail
Elegant Tern
Elegant Trogon
Elf Owl

Emperor Goose
Eskimo Curlew
Eurasian Blackbird
Eurasian Bullfinch
Eurasian Collared-Dove
Eurasian Coot
Eurasian Curlew
Eurasian Dotterel
Eurasian Hobby
Eurasian Jackdaw
Eurasian Kestrel
Eurasian Oystercatcher
Eurasian Siskin
Eurasian Tree Sparrow
Eurasian Wigeon
Eurasian Woodcock
Eurasian Wryneck
European Golden-Plover