1. Polar bear
   Giant beaver
2. Black bear
   Grizzly bear

The American black bear is a large animal that can be found in Mexico, Canada and in many forested areas of North America. Its many coats of rugged bluish gray or bluish black fur of help to keep it snug during the cold winter season.

1. Bald eagle
   Vulture
2. Golden Eagle
   Osprey

The bald eagle is a large predator that has served as the mascot of The United States of America since June 20th, 1782. This eagle was chosen as a national symbol for many reasons, but its amazing strength and regal looks are credited as top factors. Also, this bird of prey is native to the U.S.

1. Elephant seal
   Dolphin
2. Bull shark
   Killer whale

A bull shark is an aggressive predator of the sea that feeds on almost anything: bony fish, stingrays and even its own kind—other small sharks. It tends to hide in dark waters before launching its attack on the unsuspecting animal. Bulls sharks hunt during the day and night.

1. Dingo
   Wood dog
2. Arctic fox
   Gray wolf

The gray wolf is recognized by a different name in some parts of the world: in the Arctic, it is the white or common wolf, while in North America, it is the timber wolf. This wolf is the largest of the dog family and may be gray, black or pure white.

1. Mountain Lion
   Lynx
2. Wildcat
   Maine coon cat

The lynx is a medium-sized wild cat with spotted fur and a short tail, and it can be found in southern Canada, the United States and northern parts of Mexico. The Iberian Lynx is the most endangered cat in the world- in 2002, less than 100 could be found.

1. Jellyfish
   Anchovy
2. Sardine
   Lionfish

The lionfish is a colorful fish recognizable by the long, spiky dorsal fins covering its body. Although this fish is often consumed by humans, it must be handled carefully, because its venomous fins can cause nausea and difficulty breathing.

1. Reindeer
   Black bear
2. Grizzly bear
   Sun bear

The grizzly bear inhabits valleys, forests and woodlands of Canada and parts of North America. Despite its large size, this subspecies of the brown bear is very agile and has been known to move as fast as thirty miles per hour. It can weigh as much as 800 pounds.

1. Fire ant
   Locust
2. Carpenter ant
   Termite

Fire ants are tiny animals that should not be underestimated. Their painful sting can be inflicted multiple times and cause welts on the skin that may cause infections. These ants consume sweet food as well as small insects and carrion.

1. Alligator
   Poison newt
2. Water Moccasin
   Alligator seal

The alligator is a carnivorous reptile related to the crocodile, except that it has distinguishing features: its snout is wide and rounded, and its teeth remain visible when its mouth is closed. Alligators live in primarily freshwater sources, such as rivers and ponds, as well as some brackish waters.

1. Rattlesnake
   Cobra
2. Watersnake
   Sidewinder

The rattlesnake is given its name due to the rattle found at the tip of its tail, which it uses to ward off predators or bewilder its prey. This venomous creature also makes a disturbing hissing sound that scares its prey. Additionally, it may assume a defensive posture by coiling itself up then raising its head high.

1. Porcupine
   Yak
2. Western rhino
   Wild boar

The wild boar is a big animal with a thick coat of fur that may be brown, black, gray or even red. They can weigh as little as 90 to as much as 700 pounds and stand at 21 inches in height. This boar is native to northwest Africa and Europe but has been found in Asia.

1. Fox
   Wild dog
2. Coyote
   Dingo

Coyotes are members of the dog family found in forested and mountainous areas in many countries of North America. Farmers and some homeowners are wary of these versatile animals, which not only feed on fish and rodents but have also been known to kill pets and livestock.

1. Caiman
   Water lizard
2. American crocodile
   Sidewinder

The American crocodile is a protected animal; the species is threatened and was once listed as endangered, due to the fact that it was being hunted excessively and its habitat was being destroyed. The crocodile lives in Florida and the tropical waters of the Caribbean.

1. Mountain lion
   Black panther
2. Ocelot
   Catamount

The mountain lion is referred to by many names such as cougar, deer tiger, panther and catamount. This wild cat can be found in several areas of North and South America, where it feeds on deer and other animals, such as mice, using its sharp vision and hearing.

1. Locust
   Hornet
2. Wasp
   Yellow jacket

The yellow jacket is a wasp that gets its name from the distinctive colors on its body: its face/head is usually yellow and black, and its abdomen has a striped pattern. Yellow jackets live close to humans in nests they have built underground or in trees, where thousands of them may live together.

1. Honey badger
   Wolverine
2. Shrew
   Giant mole

A wolverine is an animal of usually 24 to 40 pounds that mostly resides in countries such as Canada, Alaska, Russia and the cold regions of the Arctic. Although its short, furry look resembles that of a small bear, the wolverine is of the weasel family and is the largest of its kind.

1. Arctic snow bear
   Polar bear
2. Grizzly bear
   White beast

Polar bears have been named as the largest carnivores on earth, and rightly so: an adult bear can weigh as much as 680 kg and be as long as 2.5 meters. They feed mostly on seals hunted out of the ice in the Arctic region where they all live.

1. Hammerhead shark
   Great white shark
2. Dolphin
   Killer whale

The great white shark is a fierce predator of the ocean and a threat to other animals. As an adult, it feeds on sea lions and whales, as compared to its younger years, when it feeds on fish. This shark is gray with a white underbelly.

1. Great horned owl
   Snowy owl
2. Owlet
   Golden eagle

The great horned owl is an intimidating bird; it has a sharp stare and catlike ears that stand on end, and it produces a deep hooting sound. It may be relatively small in size, but this predator is a powerful one; it can tackle squirrels, raccoons, skunks and even other owls.

1. Red tick
   Deer tick
2. West Nile tick
   Deadly ant

The deer tick, also known as the black-legged tick, is an insect not much bigger than a seed that can cause ill health in humans. This deer tick is a transmitter of the Borrelia burgdorferi—the bacteria which causes the debilitating condition known as Lyme disease.

1. Great white whale
   Porca
2. Killer whale
   Killer seal

The killer whale, or orca, is a huge predator that can consume more than 200 kilograms of food daily. This intelligent animal may feed on squid, penguin and fish and may even join forces with other killer whales to corner its prey before consuming it.

1. Arachnipal
   Daddy long legs
2. Black widow
   Brown recluse spider

The brown recluse spider tends to live alone and has been spotted in the United States, in states like Texas and Kansas. This spider has six eyes, compared to other spiders, which have eight. Also, its abdomen is in one solid shade of brown and is covered in hair.

1. Flounder
   Sturgeon
2. Giant squid
   Barracuda

The barracuda is an elongated fish with a pronounced head, strong jaws and teeth and sharp eyes. Its scales may differ from fish to fish; they may be black, gray-blue or brown. This predator is attracted to glossy objects, and as a result, it often pursues fish with silver scales.

1. Red-tailed hawk
   Osprey
2. Snowy owl
   Kingfisher

The red-tailed hawk is a small predator that often stalks its prey from its perch from a high vantage point. It then dives and captures either a lizard, rabbit or some other animal before flying back to its safe spot to devour its victim.

1. Peregrine falcon
   Snowy owl
2. Bald eagle
   Golden eagle

Snowy owls are one of the largest of its species to be found in North America. This owl has a predominantly white body with white feathers, which may have brown spots on them. Their claws and their toes are also feather coated.

1. Golden eagle
   Bald eagle
2. Evil duck
   Snowy owl

The golden eagle is a dark brown bird that has a lighter shade of golden brown feathers on its neck and head. This bird can move very quickly, at a speed of more than 150 miles per hour. The golden eagle is also the national symbol of Mexico.

1. Orca
   Minke whale
2. Sperm whale
   Dall's porpoise

This toothed whale is the largest of its kind, as it can grow to as much as 67 feet. It has a spermaceti organ located in its oddly shaped head, and early explorers once believed the organ contained sperm, hence its name.

1. Garter snake
   Rattlesnake
2. Coral snake
   Western taipan

This small but brightly colored snake has fixed fangs at the front of its mouth. It's also difficult to differentiate between its head and its tail because of their similar characteristics. The coral snake uses that to its advantage, as well as the fact that it has the second-strongest venom among snakes.

1. Toothed trout
   Flat-headed bass
2. Atlantic torpedo ray
   Sturgeon

The Atlantic torpedo ray is a type of electric ray that dwells in the Atlantic Ocean, in the waters of Africa, Brazil and Scotland. It can grow to almost 2 meters and weigh as much as 200 pounds, making it the largest of its kind known to man.

1. Striped groundhog
   Wood mink
2. Wolverine
   American badger

The American badger is a small mammal that is a relative of the weasel, ferret and otter. It has a short, compact body, wide feet with long sharp claws and thick hair found in colors of black, white, brown or gold. It's an aggressive animal that is otherwise reclusive and nocturnal.

1. Kingfisher
   Peregrine falcon
2. Bald eagle
   Great horned owl

Peregrine falcons are excellent hunters that stalk their prey from their perch before swooping to snatch their prey mid-flight, reaching speeds as fast as 200 miles per hour. This type of falcon feeds on bats and birds and can be found in almost all countries worldwide, aside from Antarctica.

1. California sea lion
   Harp seal
2. Sea otter
   Water bird

This mammal has an elongated, torpedo-shaped body and versatile flippers, which can be used to help them walk on land and swim through water. On land, they are quite agile and can move faster than humans, and in water, they can swim as fast as 25 miles per hour.

1. Rattlesnake
   Cottonmouth snake
2. Sidewinder
   Western cobra

The cottonmouth snake is also referred to as the water moccasin, but is known scientifically as Agkistrodon piscivorus. It gets its name, "cotton mouth," from the white hue inside its mouth. It has sharp eyes similar to that of a cat and has a thick, stout, and scaly muscular body.

1. Ferret
   Mink
2. Least weasel
   Longmouse

The least weasel is a small animal about the size of a mouse, with a tiny head, a long, slim body and short legs that may be white or brown. This weasel feeds on rodents such as bank voles and mice but may also consume small fish and insects if the opportunity presents itself.

1. Leatherback turtle
   Snapping turtle
2. Box turtle
   Giant tortoise

The leatherback turtle is the largest turtle in the world, and it has been known to weigh as much as 900 kilograms and grow up to two meters. This turtle gets its name from its shell that's leathery and soft, in contrast to other shells of sea turtles such as the loggerhead, which is hard.

1. Red-winged blackbird
   Kingfisher
2. Golden eagle
   Osprey

The osprey is a large predator also known as the fish, river or sea hawk, as it is often seen swooping over waters to snatch its prey. It descends from 30-100 feet and uses its curved claws and the gripping pads on its feet to secure its catch.

1. Hammerhead shark
   Sturgeon
2. Barracuda
   Tiger shark

The tiger shark is a ravenous hunter, with strong jaws and jagged teeth that help it to devour its prey. It consumes many animals, from stingrays to birds, sea snakes and squids. Similar to the great white shark, it is a threat to us, as it is known for attacking humans.

1. Swordfish
   Sturgeon
2. Barracuda
   Blue marlin

The blue marlin is a large fish—in fact, one of the biggest worldwide—with females that have been known to weigh over 1,900 pounds and grow as long as fourteen feet. The blue marlin is whiteish or silverish on the bottom and blue on top, and it has a long, pointed dorsal fin and a spear-shaped jaw.

1. Sea anemone
   Giant Pacific octopus
2. Blowfish
   Calamari

This giant octopus is the largest of the octopus family, and so it is known for its impressive size: on average, it weighs about 110 pounds and grows up to 16 feet. They also tend to live to about four years of age and die soon after producing young.

1. Fruit bat
   Vampire bat
2. Little brown bat
   Lessar bat

The little brown bat is a small mammal that is 2.5-4 inches in length and often weighs less than an ounce. This bat tends to inhabit swampy areas and has been found in New Hampshire, Alaska, Arkansas and Georgia.