eat, breath, and reproduce. All animals are able to do so. Animals are divided into species,

among these species are: Mammals, Reptiles, Arthropods, and Aves.

Mammals, also known as Mammalia, come from Latin meaning mamma breast. They

are called this due to the fact that Mammals are the only animals which have mammary

glands, which enable them to nourish their young solely on milk secreted from these glands.

Mammals are warm blooded, and all, except for marine mammals, are mostly or completely

covered with hair. Mammals give birth to live young, however, there are a few rare

exceptions to this rule. A few mammals, such as the platypus, lay eggs instead of having

live young. Yet once the eggs are hatched the females do have mammary glands, and

produce milk for their young. Anothe

not dependent on their mother for food and soon after birth, they must learn to obtain

chambers and a muscular diaphragm that separates their chest and abdominal cavity. The

reptiles, except for snakes, have low slung bodies with long tails, balanced on four

Due to the need for warmth, Reptiles are naturally found in warm, dry climates. All

awkwardly small limbs. Although there are a few aquatic Reptiles (Reptiles who live mainly

relatively large brain and acute hearing but little sense of smell. Aves are highly adapted

usually restricted to, or superior in, the male. Most birds build some kind of nest for their

The animal species that makes up over eighty percent of all species are

Some common words found in the essay are:
Aves Birds, Mammalia Latin, Arthropods Arthropod, Reptiles Reptiles, Latin Reptus, Species Living, animal species, Ratliff July, Beckley English, class includes, mammary glands, lay eggs, species arthropods, birth live,
Approximate Word count = 643
Approximate Pages = 3 (250 words per page double spaced)