I've done some traveling (and even had lots more sightings in my own area) since my last post, so here's an updated list:
Mammals
Virginia Opossum
West Indian Manatee
North American Porcupine
American Beaver
Woodchuck
Franklin's Ground Squirrel
Eastern Chipmunk
Eastern Gray Squirrel
Southern Flying Squirrel
Black-tailed Prairie Dog
Eastern Red Bat
House Mouse
White-footed Mouse
Eastern Cottontail
Wild Boar/Feral Hog
White-tailed Deer
Mule Deer
American Elk
Javelina
Pronghorn
Feral/Domestic Horse
Bobcat
Feral/Domestic Cat
Coyote
Red Fox
Gray Fox
American Black Bear
Northern Raccoon
White-nosed Coati
Striped Skunk
American Mink
Fisher
North American River Otter
Birds
Black-bellied Whistling-Duck
Fulvous Whistling-Duck
Snow Goose
Canada Goose
Mute Swan
Tundra Swan
Trumpeter Swan
Muscovy Duck (Domestic/Feral)
Wood Duck
Mallard
Northern Pintail
Green-winged Teal
Gadwall
American Wigeon
Eurasian Wigeon
Blue-winged Teal
Cinnamon Teal
Northern Shoveler
Canvasback
Redhead
Greater Scaup
Lesser Scaup
Ring-necked Duck
Black Scoter
Common Goldeneye
Bufflehead
Hooded Merganser
Ruddy Duck
Northern Bobwhite
Gambel's Quail
Wild Turkey
Ruffed Grouse
Greater Prairie-Chicken
Ring-necked Pheasant
Indian Peafowl
Red Junglefowl (Domestic/Feral)
Rock Pigeon (Domestic/Feral)
Inca Dove
White-winged Dove
Mourning Dove
Black-billed Cuckoo
Black-chinned Hummingbird
Anna's Hummingbird
Costa's Hummingbird
Common Nighthawk
Broad-billed Hummingbird
Sora
Common Gallinule
American Coot
Sandhill Crane
Whooping Crane
Black-necked Stilt
American Avocet
American Golden-Plover
Killdeer
Greater Yellowlegs
Franklin's Gull
Great Black-backed Gull
Common Tern
Caspian Tern
Double-crested Cormorant
American White Pelican
Brown Pelican
Great Blue Heron
Great Egret
Snowy Egret
Cattle Egret
Green Heron
Black-crowned Night Heron
Yellow-crowned Night Heron
American White Ibis
White-faced Ibis
Roseate Spoonbill
Black Vulture
Turkey Vulture
Osprey
Golden Eagle
Northern Harrier
Cooper's Hawk
Northern Goshawk
Bald Eagle
Harris's Hawk
Broad-winged Hawk
Swainson's Hawk
Red-tailed Hawk
Rough-legged Hawk
Eastern Screech-Owl
Great Horned Owl
Snowy Owl
Burrowing Owl
Barred Owl
Short-eared Owl
Red-bellied Woodpecker
Yellow-bellied Sapsucker
Downy Woodpecker
Hairy Woodpecker
Pileated Woodpecker
American Kestrel
Merlin
Peregrine Falcon
Rosy-faced Lovebird
Blue Jay
American Crow
Common Raven
Horned Lark
Purple Martin
Barn Swallow
White-breasted Nuthatch
American Robin
Eastern Bluebird
Hermit Thrush
Swainson's Thrush
Wood Thrush
Gray Catbird
Brown Thrasher
Northern Mockingbird
European Starling
Cedar Waxwing
House Sparrow
House Finch
American Goldfinch
Dark-eyed Junco
Song Sparrow
Baltimore Oriole
Common Yellowthroat
Yellow Warbler
Palm Warbler
Scarlet Tanager
Northern Cardinal
Rose-breasted Grosbeak
Indigo Bunting
Herps
Painted Turtle
Northern Map Turtle
Pond Slider
Peninsula Cooter
Common Snapping Turtle
Blanding's Turtle
Spiny Softshell Turtle
Common Garter Snake
Milk Snake
Eastern Hognose Snake
Common Watersnake
North American Racer
Brown Anole
Green Anole
Sonoran x San Estaban Spiny-tailed Iguana hybrid
Green Frog
Wood Frog
Northern Leopard Frog
Southern Leopard Frog
American Bullfrog
Eastern Gray Tree Frog
American Toad
Blue-spotted Salamander
Fish
Lake Sturgeon
Shortnose Gar
Longnose Gar
Alewife
American Gizzard Shad
Rainbow Trout
Northern Pike
Common Carp
Goldfish (Domestic/Feral)
Fathead Minnow
Channel Catfish
Round Goby
Smallmouth Bass
Largemouth Bass
Green Sunfish
Pumpkinseed
Bluegill
Black Crappie
Yellow Perch
Freshwater Drum
Nile Tilapia
Common Plecostomus
I'm not going to try to work out inverts, but some of the cooler ones are Golden-silk Orbweaver and Malachite.