### covering | hair:

Animal hair
* are classified into three basic types.
* exhibit more variable scale patterns.

Beard
* Some beard is part of heads
  - men
* also play an important role in some religions.
* are the fastest growing hairs on the human body.
* grow very slowly for the first couple of years.
* includes corpi
  - moustaches
  - mustaches
  - sections
  - widow's peaks
* is facial hair.
* is part of faces
  - goats
  - people

### covering | hair | beard:

Awn
* account for most kinds of hair which mammals can have.
* can aid in both wind and animal dispersal.
* is beard

### covering | hair:

Black hair
* carries extreme amounts of eumelanin and is less dense than the other hair colors.
* grow all over the neck and chest, and they have bigger dark circles around their eyes.
  * The term 'Black hair' refers to the darkest of all human hair colors. It dominant and genetic trait, and found in people of all ethnic groups. Caucasian people with black hair are usually referred to as brunettes. Black hair carries extreme amounts of eumelanin and is less dense than the other hair colors. In English, it varies between softly black to dense black. Black hair' also refers to the hair of black people, which is also known as 'afro-textured hair'. Black people have hair that is naturally curly and dry.
* has a flattened elliptical cross-sectional shape.
* is long and wavy
  - thicker than is red hair

### covering | hair:

Body hair
* Some body hair is part of humanity.
* emerges at ten to twenty one days.
* is called vellous hair and fine and downy hair type, particularly on a female
  - increased by androgens while scalp hair is decreased
  - limited in women, and thicker in men
  - part of homos
  - rare, usually apparent only on chieftains or specific breeds
  - scarce, being most apparent on young animals and on the end of the tail of adults
+ Hair, Human hair, Hair texture:
  * Hair texture is also inherited genetically. The thickness of hair, its color and its tendency to curl are all inherited. There are also genetic differences between men and women. Body hair is limited in women, and thicker in men.

Braid
* are a generalization of permutations in combinatorics
  - neither immune to bites, nor abrasion
  - super strong in relation to their diameter, plus they are very limp
  - trimming
  - video games
* can last up to six months, but varies from person to person.
* come in many styles and colours and all have different properies when in use.
* have a very useful property for some applications - they float.
* is hair
* range from three to seven or more strands.

Coarse hair
* cover the surface of the auricle.
* grizzled grey to brown with a reddish wash on the face.

Curly hair
* grows away from the scalp.
* has a flatter cross section than straight hair.
* is by nature delicate, dry and prone to breakage
  - dangerous for fingers

Damaged hair
* can break easily after perming.
* has a negative electrical charge which can make the static even worse.
* is replenished with panthenol and hair keratin amino acids.

Dead hair
* can cause skin irritation and thus needs to be gone.
* is removed by plucking, and hair on the ears, legs, and neck is also thinned out.

### covering | hair:

Eyebrow
* Some eyebrows are part of faces
  * protect the eyes, if water runs over the face or if there is too much sunlight. The eyebrow's ability to move is also important in facial expression
* also can compensate for unusual face shapes.
* are a very significant aspect of our appearance.
* are also one of our most expressive facial features
  - part of our eye expressions and can accent the feelings expressed
  - the most important features in the face
* begin above the inner corner of the eye, and taper off to nothing.
  - sections
* is hair
* protect the eyes , if water runs over the face or if there is too much sunlight.
* shade direct sunlight and keep interiors cooler.