Excluding the Family Play Zoo - Although I am aware it has exhibits for Ladybugs, American Kestrel, Ring-tailed Lemurs, and Ravens. It costs extra to enter and I do not believe it is worth passing through.
Here's what I saw in order starting with the North Entrance:
The Fragile Forest
Big Cats:
1. Amur Leopard
2. African Lion
3. Sloth Bear
4. Amur Tiger
5. Snow Leopard
The Fragile Desert:
1. Meerkat
2. African Crested Porcupine
3. Damaraland Mole Rat, Naked Mole Rat
4. Rock Hyrax
5. Caracal
6. Bat-eared Fox
7. Large-spotted Genet
8. Black-footed Cat
The Fragile Rain Forest:
1. Giant Millipede, Giant Prickly Leaf Insect
2. Yellow-spotted Climbing Toad
3. Binturong, Prevost's Squirrel, Asian Small-clawed Otter
4. Chinese Newt
5. Burmese Python
6. Clouded Leopard
7. Fishing Cat
8. Redtail Shark Minnow, Tiger Barb, Rosy Barb, Flower Shrimp, Dwarf Gourami, Yo-Yo Botia
9. Black-breasted Leaf Turtle
10. Timor Python
Seven Seas
1. Atlantic Bottlenose Dolphin
Pinniped Point
1. Harbor Seal
2. Grey Seal
3. California Sea Lion
Stingray Bay
1. Cownose Ray, Southern Stingray
Tropic World
South America: Hoffmann's Two Toed Sloth, Red-capped Cardinal, Blue Grey Tanager, Blue-crowned Mot-Mot, Black-handed Spider Monkey, Squirrel Monkey, Cotton-top Tamarin, Goeldi's Monkey, Giant Anteater
Asia: White-cheeked Gibbon, Asian Small-clawed Otter, Magpie Robin, Red-vented Bulbul, Bornean Orangutans, Northern Tree Shrew
Africa: Schmidt's Guenon, Angolan Colobus, Allen's Swamp Monkey,Common Bulbul, White-headed Buffalo Weaver, Violet Turaco, Superb Starling, Western Lowland Gorilla
The Swamp
1. Boat-billed Heron, Sunbittern, Snowy Egret
2. Mata-Mata Turtle, Amazon Milk Frog
3. Southern Copperhead
4. Cottonmouth
5. Eyelash Viper
6. Double-crested Cormorant, Fulvous Whistling Duck, White Ibis
7. Orinoco Crocodile
8. Amazon Tree Boa, Serpae Tetra, Silver Hatchetfish, Black Neon Tetra, Apistro Gramma, Blue Ram Cichlid, Green Fire Tetra, Turqouise Discus
9. Bucktooth Tetra, Red-bellied Piranha
10.Galliwasp, Cope's False Chameleon
11. Argentine Black-and-white Tegu
12. False Water Cobra
13. Pink Millipede
14. Vinegaroon
15. Giant Red-headed Centipede
16. Black Widow
17. Bull Snake
18. Blue-winged Teal, Green Heron, Redhead Duck, Great Egret, Wood Duck
19. North American River Otter
20. Largemouth Bass, Chicken Turtle
21. Alligator Snapping Turtle
Formal Pool
1. American White Pelican
Birds and Reptiles
1. Peach-throated Monitor
2. Reticulated Python
3. Australian Water Dragon
4. Radiated Tortoise
5. Galapagos Tortoise
6. Argus Monitor
7. Radiated Tortoise
8. Sonoran Desert Toad
9. Red Bird of Paradise
10. Panamanian Golden Frog
11. Wattled Currasow, Blue-crowned Mot-Mot, Turquoise Tanager, Ringed Teal, White-crested Turaco, Blue Grey Tanager, Bay-headed Tanager, Paradise Tanager, Elephant Crested Tinamou, Green-winged Macaw
Feathers and Scales
1. Fox Snake
2. Arizona Mountain Snake
3. Western Hognose Snake
4. Spotted Turtle
5. Grey-banded Kingsnake
6. Chicago Garter Snake
7. Victoria Crowned Pigeon, Bali Mynah
8. Egyptian Tortoise
9. Bavay's Giant Gecko
10. Blue-legged Mantella, Black-eared Mantella
11. D'Albert's Python
12. Jamaican Boa
13. San Esteban Island Chuckwalla
14. Texas Tortoise
15. Rosy Boa
16. Desert Horned Lizard
17. Cape Thick Knee, Roadrunner, Gila Woodpecker, White-winged Dove, Gambel's Quail, Curve-billed Thrasher
18. Madagascar Spider Tortoise
19. Gila Monster
20. Amazon Horned Frog
21. Kenyan Sand Boa
22. Flame-bellied Armadillo Lizard
23. Halmahero Giant Gecko
24. Giant Mossy Tree Frog
25. Eastern Indigo Snake
26. Chinese Crocodile Lizard
27. Congo Peafowl
28. Blue-faced Honeyeater
29. Tawny Frogmouth, Crested Wood Partridge, Jambu Fruit Dove
30. Yellow and Blue Poison Frog, Green and Black Poison Frog, Blue Poison Frog, Yellow-banded Poison Frog
31. Black Tree Monitor
The Living Coast
1. Flame Scallop, Star Coral
2. Black Percula Clownfish, Orange Skunk Clownfish, Poison Goby, Bubble-tip Anemone, Carpet Anemone, Cleaner Shrimp
3. Banded Coral Shrimp, Porcelain Crab, Sea Apple
4. Largemouth Bass, Bluegill, Smallmouth Bass
5. African Cichlids
6. Blue Rnner, Spadefish, Cownose Ray
7. Upside Down Jellyfish
8. Picasso Triggerfish, Harlequin Tuskfish, Dogface Puffer
9. Kelp Bass, Gariboldifish, Leopard Shark, Half Moon, Popeye Catalufa Soldierfish, Pacific Moray Eel
10. Bat Star, Strawberry Anemone, Plumose Anemone, Green Anemone
11. Sailfin Tang, Naso Tang, Percula Clownfish, Cleaner Shrimp, Long Tentacle Anemone, Blue Tang, Twospined Angelfish, Royal Empress Angelfish, Allen Damselfish, Domino Damselfish, Rainfordi Goby
12. Humboldt Penguin, Grey Gull, Inca Tern
13. Rainbow Boa
14. Puerto Rican Boa
15. Puerto Rican Tarantula
16. Common Vampire Bat
Great Bear Wilderness
1. Bald Eagle
2. Mexican Grey Wolf
3. Alaskan Brown Bear
4. Polar Bear
5. American Bison
Habitat Africa! The Savanna
1. African Painted Dog
2. Reticulated Python, Egyptian Tortoise, African Spur-Thigh Tortoise
3. Elipsen Waterbuck, Ostrich, Warthog
4. Gerenuk
5. Aardvark
Kopjie:
1. Dwarf Mongoose
2. Pancake Tortoise
3. Leopard Tortoise
4. Plated Lizard
5. Blue-bellied Roller, Golden-breasted Starling, Taveta Golden Weaver, Speckled Mousebird, Violet-backed Starling, Emerald Starling
6. Klipspringer
Habitat Africa! The Forest
1. Okapi
2. Yellow-backed Duiker
3. African Dwarf Crocodile
4. Royal Antelope, Red-billed Hornbill
5. Hingleback Tortoise
6. Jackson's Chameleon
7. Dumeril's Ground Boa
8. Giant Elephant Shrew
9. Okapi (Indoor)
10. Okapi (Outdoor #2)
11. Red River Hog
Hoofed Animals
1. Okapi
2. Addax
3. Grant's Zebra, Grevy's Zebra
4. Przewalski's Horse
5. Bactrian Camel (X2)
Pachyderms
1. Pygmy Hippopotamus (X2)
2. Baird's Tapir
3. Lowland Tapir
4. Eastern Black Rhinoceros (X3)
Australia
1. Rainbowfish
2. White's Tree Frog
3. Shingleback Skink
4. Solomon's Island Skink
5. Woma Python
6. Tawny Frogmouth, Princess Parrot, Short-beaked Echidna
7. Jungle Carpet Python, Cane Toad
8. Green Tree Monitor
9. Green Tree Python
10. Southern Hairy-nosed Wombat
11. Laughing Kookaburra
12. Rodriguez Flying Fox
13. Southern Cassowary
14. Western Grey Kangaroo, Bennett's Wallaby
15. Emu, Bennett's Wallaby
Free Ranging
1. Indian Peafowl
2. Helmeted Guineafowl