Mammals:
* Domesticated: Dog, cat, horse, cow, pig, goat, sheep
* Wild: Lion, tiger, elephant, giraffe, monkey, whale, dolphin, bat
Birds:
* Domesticated: Chicken, duck, turkey
* Wild: Eagle, owl, penguin, parrot, hummingbird, robin
Reptiles:
* Lizards: Chameleon, iguana, gecko
* Snakes: Python, cobra, rattlesnake
* Turtles: Sea turtle, tortoise
Amphibians:
* Frogs: Tree frog, bullfrog
* Salamanders: Newt, axolotl
Fish:
* Saltwater: Shark, tuna, salmon, marlin
* Freshwater: Goldfish, trout, catfish, piranha
Insects:
* Ants: Fire ant, carpenter ant
* Bees: Honeybee, bumble bee
* Butterflies: Monarch butterfly, swallowtail butterfly
Other invertebrates:
* Spiders: Tarantula, black widow
* Worms: Earthworm, tapeworm
* Jellyfish: Box jellyfish, moon jellyfish
This is just a small sample of the vast diversity of animal life on Earth.