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A dog's coat is composed of two layers: a top coat of stiff guard hairs that help repel water and shield from dirt, and an undercoat of soft down hairs, to serve as insulation. [1] Dogs with both under coat and top coat are said to have a double coat. Dogs with a single coat have a coat composed solely of guard hairs, with little or no downy ...
Dogs have a wide range of coat colors, patterns, textures and lengths. [1] Dog coat color is governed by how genes are passed from dogs to their puppies and how those genes are expressed in each dog. Dogs have about 19,000 genes in their genome [2] but only a handful affect the physical variations in their coats. Most genes come in pairs, one ...
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A dog's vision is actually equivalent to a human with red-green color blindness. Different breeds have different shapes of eyes. It all depends on the purpose. If a dog is a hunter, they most definitely need good eyesight. Therefore, those breeds have a wider range of vision than others.
A rattail is a hair style that is characterized by a long "tail"-like element of hair growing downward from the back of the head. The rattail usually hangs naturally; however, it can be braided, treated as a dread, permed, straightened, poofed, or curled with an iron. In some instances, an individual might choose to grow several tails as ...
The primary feature of the pompadour hairstyle is a large volume of hair swept upwards from the forehead Hair in this style was an essential part of the "Gibson Girl" look in the 1890s The pompadour is a hairstyle named after Madame de Pompadour (1721–1764), a mistress of King Louis XV of France. [ 1 ]
A hairless dog is a dog with a genetic disposition for hairlessness and hair loss. There are two known types of genetic hairlessness, a dominant and a recessive type. The dominant type is caused by ectodermal dysplasia as a result of a mutation in the FOXI3 autosomal gene.
Hair loss is originally seen in areas of repeated grooming or trauma, for instance the neck because of contact with a collar. Hair regrowth may occur, but the hair will be even weaker and the pattern will repeat. The dogs are affected between the ages of two to four years, and it is most commonly seen on the back towards the tail.