1. Alligator Snapping Turtle
   Gopher Tortoise
2. Box Turtle
   Brazilian Rainbow Boa

The Alligator Snapping Turtle is one of the largest freshwater turtles in the world. They are prey to no animal other than humans, but they are captured by humans to eat and trade as exotic pets. These turtles can live 20 to 70 years.

1. Sun Bear
   Scorpion
2. Arctic Black Bear
   Polar Bear

Scorpions are found worldwide. They are eight-legged arthropods, closely related to spiders. They are identifiable by their big front pincers and curved stinger tail. Scorpions eat spiders, insects and small rodents, which they paralyze by using the stinger at the end of the tail.

1. Warren's Girdled Lizard
   Yacare Caiman
2. Arakan Forest Turtle
   Banded Gila Monster

The common name for the Yacare is the Piranha Caiman. This is because of its large teeth, which are visible even when its mouth is closed. Oh, and it also eats piranha.

1. Rhinoceros
   Fox
2. Electric Eel
   Shark

Rhinoceros, also known as rhino, have hard thick skin and two large horns. They are herbivores and eat grass, berries and leaves. They are an endangered species as they are poached for their horns, used for medicinal purposes in the Far East. Rhinos are aggressive and will charge towards predators if threatened. They can live to 40 years old and are very solitary animals.

1. Burmese Python
   Jamaican Boa
2. Eastern Diamondback Rattlesnake
   Warren's Girdled Lizard

The eastern diamondback is one of the most venomous snakes and the largest rattlesnake in North America. It is not a girl's best friend, as a bite from this snake is painful and its venom kills red blood cells. However, death is rarely a result, as antivenin is widely available.

1. Black Mamba
   Egyptian Cobra
2. Malayan Krait
   Gaboon Viper

The Egyptian Cobra, also referred to as Cleopatra's Asp, is rumored to have gotten its name after Cleopatra committed suicide with the venom of the Egyptian Cobra. She most likely chose this snake because it has unusually quick-acting, deadly venom.

1. Anatolian Viper
   American Alligator
2. Leopard Gecko
   Yangtze Mamushi

The American Alligator is a modern day dinosaur. This species is said to be over 150 million years old and survived the extinction of the dinosaurs 65 million years ago. The American Alligator also survived more recent endangerment and is now thriving in the fresh waters of Florida and Louisiana.

1. New Caledonia Gecko
   Savannah Monitor
2. Cuban Crocodile
   McCord's Box Turtle

The Cuban crocodile is very picky about its habitat. It can only be found in the Zapata Swamp and in the Lanier Swamp of Cuba.

1. Walrus
   Siafu Ants
2. Cape Buffalo
   Elephant

The walrus is a carnivore that eats a variety, including shellfish, worms, and snails. They can live up to 40 years and weigh up to 2,200 pounds. They only have one pup at a time who will stay with them for 2 years. They have two big front tusks that can grow up to 39 inches long. Walrus can be found in the cold Arctic waters.

1. Indian Cobra
   Rhinoceros Viper
2. Mojave Rattlesnake
   Black-Banded Sea Krait

Similar to land snakes, the Black-Banded Sea Krait has scales, a forked tongue, and lidless eyes - and it breathes air. Because it spends the majority of its time under water, it differs from land snakes, however, having a short, flattened tail which propels it quickly when swimming.

1. Giant Crab Spider
   Carolina Wolf Spider
2. Sowbug Killer Spider
   Silver Garden Spider

These solitary hunters do not spin webs, preferring instead to actively hunt down their prey. The Carolina Wolf Spider is thought to be the largest of the Wolf Spiders throughout North America. It has been singled out as the official spider of South Carolina.

1. Wolf
   Clouded Leopard
2. Lion
   Hyena

Hyenas are found in Africa and possess a sturdy build. They can weigh between 90 -and190 pounds. They mature at 3 years old with the females being larger than the males. Hyenas can live up to 25 years in the wild and are social animals.

1. Jellyfish
   Shark
2. Grizzly Bear
   Whale

The grizzly bear was recently removed from the endangered species list. This bear is territorial and very aggressive. It is an omnivore, eating mostly fish and fruit. The grizzly can grow to 8 feet tall and weigh up to 800 pounds. They have a lifespan of 15 to 25 years in the wild, although few young cubs will actually make it to adult size.

1. Horned Viper
   Mojave rattlesnake
2. Terciopelo
   Eastern Brown Snake

Horned Vipers are ecologically important because they keep a number of rodents under control. They are a smaller snake variety, size maxing around 2 feet. Despite their small size, they can survive 14 to 18 years in the wild!

1. Hyena
   Wolf
2. Puffer Fish
   Black Mamba

The average lifespan of a wolf in the wild is 6 to 8 years. They are pack animals and are led by the alpha male and his alpha female. The female will decide where the den will be. In large packs, there is sometimes a second male that will help to lead, known as the beta male. Wolves communicate with each other through howling.

1. Manta Ray
   Eastern Lowland Gorilla
2. Piranha
   Puma

Gorillas are a threatened species because of deforestation and poaching for their meat. Despite their size, Gorillas are not aggressive and will only attack when feeling threatened. Gorillas are herbivores and eat berries, fruits, and flowers. They grow up to nearly 6 feet tall and can weigh up to 350 pounds.

1. Siberian Tiger
   Mandrill
2. Numbat
   Otter

The Siberian tiger has thick striped fur that protects it from the snow and cold. The female will give birth to as many as six cubs after three to four months of gestation. Newborn Siberian tiger cubs are born blind and completely helpless.

1. Jackal
   Hippopotamus
2. Killer Whale
   Liger

Also known as the hippo, this massive animal can be found in lakes, rivers and wetlands. They are thought of as herbivores, but they have been observed scavenging meat. They grow up to 13 feet long and can weigh a whopping 3.5 tons. The female will give birth to one calf after eight months that weighs nearly 100 pounds.

1. Panther
   Sea Lion
2. Bengal Tiger
   Uakari

The Bengal tiger is an endangered species, due to deforestation and hunting. They are the second largest tiger found in the world after the Siberian tiger. The Bengal tiger is a carnivore and has few natural predators, because of its sheer size and strength. They can weigh as much as 550 pounds.

1. Wasp
   Raccoon
2. Lion
   Jellyfish

Jellyfish are boneless animals that float in the ocean. They can be a number of different colors from white, pink, yellow, green, purple, orange, red and blue. The body of a jellyfish is mainly water, and a skin that surrounds it is not very thick. They do not have a very long lifespan and will live to about one year maximum.

1. Timber Rattlesnake
   Ball Python
2. Prairie King Snake
   Leopard Gecko

Ball pythons are common pets for snake owners. They get their name from the way they curl up like a ball in order to take their defensive position.

1. New Guinea Crocodile Skink
   Dwarf Caiman
2. Anatolian Viper
   Mexican Beaded Lizard

The Dwarf Caiman is the smallest of crocodiles. A large male may grow to 1.6 meters, and a female to 1.2 meters.

1. Bull Shark
   Polar Bear
2. Tiger Shark
   Hammerhead Shark

Polar bears can only be found in and around the Arctic Ocean. They are big with clear white fur, although their skin is actually black underneath. Polar bears are carnivores and eat sea birds, seals and walruses. They are very vulnerable, due to the melting ice caps, and may be extinct in the next 20 to 30 years. Polar bears have a lifespan of 30 years in the wild. Males can weigh over 2,000 pounds

1. Shark
   Whale
2. Lion
   Octopus

Lions live in small groups known as prides. Male lions are very distinctive, with long, thick manes. These cats live up to 14 years in the wild, weighing up to 420 pounds. The average litter size is between 3 and 6 cubs. These cubs will spend most of the day playing, which helps them prepare to hunt and fight when they are older.

1. Jararaca
   Green mambas
2. Inland taipan
   Forest Cobra

The Forest Cobra is the second largest species of Cobra on earth, measuring upwards of 7 feet! When in captivity, they become very aggressive and dominating, perhaps due to their large size.

1. Brown Recluse
   California Trapdoor Spider
2. Spotted Orb Weaver
   Venusta Orchard Spider

Although called “brown,” their colors can be anywhere from whitish to dark brown to blackish gray. Those bitten by the Brown Recluse Spider may need to seek medical attention to counter the effects of its venom.

1. Cow Shark
   Great Hammerhead
2. Bramble Shark
   Dogfish

Great hammerhead sharks have flat, T-shaped heads that make them stand out from other sharks. With eyes on the outside of the hammer-shaped head, this shark has a wider, more enhanced visual range. This shark can grow to 20 feet in length!

1. Cottonmouth
   Western Green Mamba
2. Bothrops Jararaca
   Fer-de-lance

The Western Green Mamba is native to West Africa. It lives in tropical and woody areas. The toxicity of its venom can vary tremendously, depending on where it lives and what it eats.

1. California Trapdoor Spider
   Banded Garden Spider
2. American House Spider
   Mexican Orange-Kneed Tarantula

This very large and very hairy spider is both endangered and protected. The males have longer legs than the females but as is typical of most spider species, they have smaller bodies.

1. Mexican Orange-Kneed Tarantula
   Hacklemesh Weaver
2. Marble Orb Weaver
   Black Widow

The venom of the Black Widow Spider is said to be up to 15 times as strong as that of a rattlesnake. A healthy adult will most likely not die from being bitten by a Black Widow, however, small children, the elderly, and sick people may not fare so well.

1. Warthog
   Wild Boar
2. Aardvark
   Komodo Dragon

Komodo dragons are not only one of the largest lizards, but also among the most aggressive. They are only found on a few islands in Indonesia. These are very big reptiles that can grow up to 10.3 feet in length and weigh as much as 360 pounds. They are carnivores and prey on pigs, deer and water buffalo. They will even eat humans and other Komodo dragons. They live up to 30 years in the wild.

1. Yellow-Bellied Sea Snake
   Copperhead
2. Eastern Coral Snake
   Water Snake

Infant Coral Snakes hatch from eggs laid by the female snake. Coral Snakes do not give birth to live young like many of the other North American venomous snakes. At birth, Coral Snakes are seven inches long and are already at their full venomous potential.

1. Chameleon
   Bullet Ant
2. Fossa
   Wolverine

The wolverine is also called a skunk bear, but despite its bear-like looks, it is closely related to the weasel. Like the skunk, the wolverine has a strong smelling musk it uses to warn others to stay away. This animal is a good climber, but it sleeps and gives birth on the ground.

1. Malayan Gharial
   Warren's Girdled Lizard
2. Spectacled Caiman
   Burmese Python

The spectacled caiman is named for the bony ridge on its brow that makes it look like it is wearing spectacles. It is said to be the most variable since it has at least four subspecies, one of them being the Yacare caiman.

1. Horn Shark
   Tiger Shark
2. Angel Shark
   Hound Shark

Watch out, this shark can be up to 13 feet long and weigh up to 1,400 pounds! Why is it called a tiger shark? Young ones have stripes that look like those on a tiger. This shark is aggressive in terms of attacking people.

1. Brazilian Rainbow Boa
   Black Rat Snake
2. Emerald Tree Boa
   Osage Copperhead

This beautiful green boa can be found in South America. Although its distinctive color gives it great attention among enthusiasts, it is actually red when it first hatches.

1. Hydrophis Belcheri
   Fer-de-lance
2. Bothrops Jararaca
   Mojave Rattlesnake

The Mojave Rattlesnake has the most potent venom of any rattlesnake in North America. Its venom is about 16 times more toxic than that of the Sidewinder and surpasses even that of the Tiger Rattlesnake. It can be particularly aggressive to humans and is quick to defend itself if disturbed.

1. Chinese Cobra
   Malayan Krait
2. Tiger Rattlesnake
   Common Death Adder

The intriguing look of a Tiger Rattlesnake comes from colors varying from bluish gray to lavender, or even buff-colored. Their sides and underbelly can be orange, pink or cream in color.

1. New Guinea Crocodile Skink
   Malayan Gharial
2. Chinese Alligator
   Ornate Box Turtle

The Chinese Alligator's snout is slightly more upturned and tapered than that of its counterpart, the American Alligator. It is also one of the most endangered and smallest of the crocodilian family.

1. Owl
   Eagle
2. Falcon
   Elephant

Elephants can spend up to 16 hours a day eating. They have big floppy ears, a long trunk and two large tusks. The tusks are ivory, which makes the elephant a very desirable animal for poachers. Elephants can live up to 70 years. They have knee joints but they are not able to jump because of their sheer size and the build of their legs.

1. Frilled Shark
   Shortfin Mako Shark
2. Bull Shark
   Broadnose Sevengill

Bull sharks are known to be aggressive and are the most dangerous to humans. They get the name bull shark from their stocky appearance and for their tendency to “bull rush” swimmers, divers and surfers alike.

1. Central Asian Cobra
   Brazilian Rainbow Boa
2. Moorish Viper
   Anatolian Viper

These boas can live to be 20 years old. They are non-venemous -- they constrict their prey.

1. Banded Gila Monster
   American Alligator
2. Mexican Beaded Lizard
   Dwarf Caiman

The Banded Gila Monster is one of the very few venomous lizards of the world. It poisons its target by chewing on it and allowing the poison to flow through the grooves in its teeth and into the flesh wounds.

1. Sand Tiger Shark
   Thresher Shark
2. Smooth-hound Shark
   Wobbegong Shark

Did you know that the sand tiger shark gets its name for its incredible appetite, not a series of stripe markings on its exterior? The sand tiger hunts at night and prefers subtropical temperatures. It is the only shark that comes to the surface to gulp air.

1. Megamouth Shark
   Thresher Shark
2. Tiger Shark
   Great White Shark

The thresher shark has an unusually long tail, as long as the shark itself, often used as a weapon against its prey. Thresher sharks are known to be rogues, preferring to spend their lives solo.

1. Cross-spider
   Orb Weaver
2. Wolf Spider
   Bark Crab Spider

Keen eyesight and the tendency to live and hunt alone are a couple of the characteristics of the Wolf Spider. They are also known to hunt down and pounce on their prey.

1. Bronze Whaler
   Megamouth Shark
2. Whale Shark
   Sand Tiger Shark

The bronze whaler, or copper shark, has a slender body. It is known to attack human unprovoked.

1. Grey Reef Shark
   Caribbean Reef Shark
2. Hound Shark
   Shortfin Mako

The shortfin mako shark is easily identified by mean looking teeth, which are visible even when its mouth is closed. The mako shark looks like a smaller version of a great white shark. It's possibly the fastest-swimming of all sharks.

1. Sowbug Killer Spider
   Spined Micrathena Spider
2. Parson Spider
   Giant Crab Spider

Sowbugs (aka woodlice) may be tough little pests, but they are no match for the Sowbug Killer Spider which views them as regular prey. These spiders live close to their food source, so you can find them under rocks and logs or in leaf litter.

1. Thresher Shark
   Great White Shark
2. Great White Shark
   Hammerhead Shark

Great white sharks are known to cause human fatalities. But even though sharks can be dangerous, humans are more harmful to sharks than the other way around, due to over-fishing.