the Great Anteater is found in the tropics,(Smiley, 1839).

Anteater

the Great Anteater is found in the tropics,(Smiley, 1839).

Anteaters are toothless four legged mammals. They have elongated heads and sticky tongues. It tears open ant and termite mounds with its strong claws and uses its long sticky tongue to withdraw the insects it then eats.

Crested Anteater

Anteaters are toothless four legged mammals. They have elongated heads and sticky tongues. It tears…

An illustration of the pelvis of a spiny anteater. "m, marsupial bones; il, ilium; p, pubis; s, sacrum." -Century, 1889

Pelvis of Spiny Anteater

An illustration of the pelvis of a spiny anteater. "m, marsupial bones; il, ilium; p, pubis; s, sacrum."…

The name given to the members of a large family of ruminants, ungulates or hooved mammals.

Antelope

The name given to the members of a large family of ruminants, ungulates or hooved mammals.

Monkey, a word loosely applied to apes, baboons, Old and New World monkeys, marmosets and lemurs.

Red Ape

Monkey, a word loosely applied to apes, baboons, Old and New World monkeys, marmosets and lemurs.

The armadillos have scaly skin for protection; some have also the power of rolling themselves into a ball, still further securing safety.

Armadillo

The armadillos have scaly skin for protection; some have also the power of rolling themselves into a…

This armadillo is found exclusively in South America.

Armadillo

This armadillo is found exclusively in South America.

Armadillos live on carrion, insects and fruit. They are all small, except for the Gigantic armadillo which can weigh over 100 pounds. Their head and body is covered with plates made of bones and scales.

Six-banded armadillo

Armadillos live on carrion, insects and fruit. They are all small, except for the Gigantic armadillo…

Monkey, a word loosely applied to apes, baboons, Old and New World monkeys, marmosets and lemurs.

Baboon

Monkey, a word loosely applied to apes, baboons, Old and New World monkeys, marmosets and lemurs.

Badgers have long, wide bodies with short legs. They are nocturnal, and eat earthworms, insects, vegetables and small mammals.

Badger

Badgers have long, wide bodies with short legs. They are nocturnal, and eat earthworms, insects, vegetables…

The badger is a burrowing mammal belonging to the weasel family.

Badger

The badger is a burrowing mammal belonging to the weasel family.

The bat "never likes to rest upon the ground, and it takes its rest always by hanging itself up by the two hooks in its wings", (Hooker, 1886).

Bat

The bat "never likes to rest upon the ground, and it takes its rest always by hanging itself up by the…

Bat, one of the group of wing-handed, flying mammals, having the forelimb peculiarly modified so as to serve for flight, and constituting the order Chiroptera.

Horseshoe Bat

Bat, one of the group of wing-handed, flying mammals, having the forelimb peculiarly modified so as…

Skeleton and outline of bat.

Horseshoe Bat

Skeleton and outline of bat.

The kalong bat can have a wingspan up to five feet. Its head is like that of the fox, and it lives primarily on fruits. They live in groups in trees.

Kalong Bat

The kalong bat can have a wingspan up to five feet. Its head is like that of the fox, and it lives primarily…

The sense of hearing is acute in bats. They find prey by way of echolocation. The long-eared bat is an insectivorous species.

Long-Eared Bat

The sense of hearing is acute in bats. They find prey by way of echolocation. The long-eared bat is…

Bats are chiefly ncturnal. The wing is a fold of skin supported by the arm and the elongated fingers.

Red Bat

Bats are chiefly ncturnal. The wing is a fold of skin supported by the arm and the elongated fingers.

The vampire bat of South America measures two or three feet from wingtip to wingtip. It lives by sucking blood from other vertebrates while they sleep and commonly without awakening them.

Vampire Bat

The vampire bat of South America measures two or three feet from wingtip to wingtip. It lives by sucking…

Vampire bats have very large upper incisors.  They suck the blood of cows and other livestock.

Vampire Bat

Vampire bats have very large upper incisors. They suck the blood of cows and other livestock.

The Black bear inhabits every wooded district in North America, and eats primarily vegetation.

Black Bear

The Black bear inhabits every wooded district in North America, and eats primarily vegetation.

The grizzly bear is the most fierce and powerful of the North American bears. It can weigh up to 800 pounds. It eats fruit, berries and other plants, but can also hunt other mammals, such as deer. They are listed as threatened under the U.S. Endangered Species Act.

Grizzly Bear

The grizzly bear is the most fierce and powerful of the North American bears. It can weigh up to 800…

A large white bear that lives in the Arctic regions of North America. They are powerful swimmers and eat a variety of things including seal. They can run quickly across the ice due to their hairy soles.

Polar Bear

A large white bear that lives in the Arctic regions of North America. They are powerful swimmers and…

The great white bear (Polar Bear) is peculiar to the Arctic regions.

Polar Bear

The great white bear (Polar Bear) is peculiar to the Arctic regions.

The beaver is distinguished from all other rodents by its flat and scaly tail. Its hind feet are webbed, and with these and its tail it is an expert swimmer. Its incisor teeth are large and uncommonly hard.

Beaver

The beaver is distinguished from all other rodents by its flat and scaly tail. Its hind feet are webbed,…

Immense herds of the bison occupy the vast plains. A single herd is said sometimes to consist of ten thousand, (Smiley, 1839).

Bison

Immense herds of the bison occupy the vast plains. A single herd is said sometimes to consist of ten…

Two-humped camels are found in Central Asia, while one-humped camels are domesticated and found in Arabia and North Africa. The humps store fat.

Camel

Two-humped camels are found in Central Asia, while one-humped camels are domesticated and found in Arabia…

The capybara is the largest member of the rodent family. Its shape is like that of the pig. Its feet are partially webbed, and it is a good swimmer.

Capybara

The capybara is the largest member of the rodent family. Its shape is like that of the pig. Its feet…

The chamois is a hooved mammal that is very agile on mountainous slopes.

Chamois

The chamois is a hooved mammal that is very agile on mountainous slopes.

The chimpanzee appears more like humans than any other animal and is found in the west part of Africa. It is four to five feet tall, and tends to walk on all-fours, although it may walk occasionally on its hind legs. Its ears are very large and it has long, black coarse hair.

Chimpanzee

The chimpanzee appears more like humans than any other animal and is found in the west part of Africa.…

Monkey, a word loosely applied to apes, baboons, Old and New World monkeys, marmosets and lemurs.

Chimpanzee

Monkey, a word loosely applied to apes, baboons, Old and New World monkeys, marmosets and lemurs.

There are several species of civet that live in Africa and Asia. All civets have scent-producing glands in a pouch near the genitals. This scent is marketed as a base for perfumes.

Civet

There are several species of civet that live in Africa and Asia. All civets have scent-producing glands…

The fallow deer may easily be known from the stag by its smaller size and flat horns, and the white spots that cover the body, (Wood, 1896).

Deer

The fallow deer may easily be known from the stag by its smaller size and flat horns, and the white…

This is a female deer or roe.

Deer

This is a female deer or roe.

"This is the name applied in anatomy to designate the transverse muscle which, in man and the mammalia generally, separates the cavity of the thorax or chest from that of the abdomen or belly." — Chambers' Encyclopedia, 1875

Diaphragm

"This is the name applied in anatomy to designate the transverse muscle which, in man and the mammalia…

"This is the name applied in anatomy to designate the transverse muscle which, in man and the mammalia generally, separates the cavity of the thorax or chest from that of the abdomen or belly." — Chambers' Encyclopedia, 1875

Diaphragm

"This is the name applied in anatomy to designate the transverse muscle which, in man and the mammalia…

Domesticated dogs are found in every region of the world. There are multiple breeds of dogs.

Dog

Domesticated dogs are found in every region of the world. There are multiple breeds of dogs.

Domesticated dogs are found in every region of the world. There are multiple breeds of dogs.

Dog

Domesticated dogs are found in every region of the world. There are multiple breeds of dogs.

Domesticated dogs are found in every region of the world. There are multiple breeds of dogs.

Dog

Domesticated dogs are found in every region of the world. There are multiple breeds of dogs.

Domesticated dogs are found in every region of the world. There are multiple breeds of dogs.

Dog

Domesticated dogs are found in every region of the world. There are multiple breeds of dogs.

Domesticated dogs are found in every region of the world. There are multiple breeds of dogs.

Dog

Domesticated dogs are found in every region of the world. There are multiple breeds of dogs.

Dog facing left.

Dog

Dog facing left.

The Border Collie is a medium-sized dog of the herding group.

Border Collie

The Border Collie is a medium-sized dog of the herding group.

Domesticated dogs are found in every region of the world. There are multiple breeds of dogs.

Eskimo Dog

Domesticated dogs are found in every region of the world. There are multiple breeds of dogs.

Domesticated dogs are found in every region of the world. There are multiple breeds of dogs.

Eskimo Dog

Domesticated dogs are found in every region of the world. There are multiple breeds of dogs.

You see this dog dragging along a rope which he holds in his mouth, because he does not have hands (Hooker, 1886)..

Stylized Dog

You see this dog dragging along a rope which he holds in his mouth, because he does not have hands (Hooker,…

Domesticated dogs are found in every region of the world. There are multiple breeds of dogs.

Scottish Terrier

Domesticated dogs are found in every region of the world. There are multiple breeds of dogs.

The common Dolphin is distinguished by a single blow-hole and numerous conical teeth.

Dolphin

The common Dolphin is distinguished by a single blow-hole and numerous conical teeth.

Duckbills are a primitive family of egg-laying, semi-aquatic mammals.

Duckbill

Duckbills are a primitive family of egg-laying, semi-aquatic mammals.

The dugong is closeley related to the manatee. It has no hind limbs, but its forelimbs are converted into paddles. Its nostrils are placed at the front of the head.

Dugong

The dugong is closeley related to the manatee. It has no hind limbs, but its forelimbs are converted…

Elephants are called pachyderms, which means "thick-skinned".

Elephant

Elephants are called pachyderms, which means "thick-skinned".

One of the most remarkable things used in place of a hand is the trunk of the elephant.

Elephant

One of the most remarkable things used in place of a hand is the trunk of the elephant.

Elephant with hay

Elephant

Elephant with hay

The fox is characterized chiefly by its pointed muzzle, short legs and its bushy tail. During the day, it tends to stay concealed in grasses and thickets and it comes out at night to hunt its prey, insects, earthworms, fruit and small birds and mammals.

Fox

The fox is characterized chiefly by its pointed muzzle, short legs and its bushy tail. During the day,…

The fox is characterized chiefly by its pointed muzzle, short legs and its bushy tail.

Fox

The fox is characterized chiefly by its pointed muzzle, short legs and its bushy tail.

The fox is a carnivorous mammal in the dog family.

Fox

The fox is a carnivorous mammal in the dog family.

Tall-necked mammal found only in Africa. They travel in herds and browse from the trees with their long tongues.

Giraffe

Tall-necked mammal found only in Africa. They travel in herds and browse from the trees with their long…

Tall-necked mammal found only in Africa. They travel in herds and browse from the trees with their long tongues.

Giraffe

Tall-necked mammal found only in Africa. They travel in herds and browse from the trees with their long…

The Rocky Mountain Goat inhabits the most lofty peaks of the Rocky Mountains, (Smiley, 1839).

Mountain Goat

The Rocky Mountain Goat inhabits the most lofty peaks of the Rocky Mountains, (Smiley, 1839).

Hamsters are rodents. They are adapted for rapid and continuous gnawing, and they live chiefly upon the harder parts of plants.

Hamster

Hamsters are rodents. They are adapted for rapid and continuous gnawing, and they live chiefly upon…

Hand-shadow of Dog

Dog

Hand-shadow of Dog