Guard Hair


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Related to Guard Hair: pelage

Guard Hair

 

in mammals, the upper coat formed of long, relatively straight hairs that are slender at the base and thickened toward the tip. The guard hair is twice as long as the underfur. There are several different types of guard hair, which are distinguished according to the thickness and microscopic structure of the individual hairs.

References in periodicals archive ?
He believes he's found a better natural fiber for quill bodies: porcupine guard hairs. These guard hairs, McLean says, more accurately imitate the smooth, segmented body of a mayfly.
Of these, seal and chinchilla are identified on the basis of the appearance of their down or fur hairs, not by their guard hairs. This is because guard hairs are frequently plucked from seal pelts for a more pleasing appearance.
A North American porcupine has quills, guard hair and fur on their body.
Wool attributes during different seasons Parameters Winter Summer Staple length (cm) 5.18 [+ or -] 0.12 5.10 [+ or -] 0.12 Fiber diameter (micron) 13.50 [+ or -] 0.35 13.96 [+ or -] 0.30 Medulation (%) 90.10 [+ or -] 0.84 89.39 [+ or -] 0.87 Pure fiber (%) 6.28 [+ or -] 0.87 7.06 [+ or -] 0.97 Guard hair (%) 3.67 [+ or -] 0.55 3.33 [+ or -] 0.43 Parameters Rainy Staple length (cm) 5.37 [+ or -] 0.13 Fiber diameter (micron) 14.30 [+ or -] 0.27 Medulation (%) 88.55 [+ or -] 1.23 Pure fiber (%) 7.78 [+ or -] 1.46 Guard hair (%) 3.72 [+ or -] 0.44 Table 4.
nigra by the following pelage characteristics: 1, no or few creamy-white guard hairs on the back, compared with creamy-white guard hairs on the waist and buttock areas, but those of P.
A polar bear's coat has two layers of hair - an outer layer, made up of long guard hairs, and a thick undercoat, made up
In the dehairing process, the thick outer coat and "guard hairs," often called "waste" in the industry, Johnson notes, are collected in a waste bin.
Hair comes in different forms, including the undercoat, or down, which is the softer, fluffier layer that provides warmth, and the guard hairs, which are generally longer than the undercoat.
The outer guard hairs of a polar bear's fur are actually clear and hollow, like glass fibers.