How To Use Guard hair In A Sentence

Another characteristic of aquatic and semiaquatic mammals is that they are often well insulated; beavers accomplish insulation by a pelage that consists of long overfur (guard hairs) and dense underfur.
The fur of sea otters is very dense with an insulating underfur and a layer of long guard hairs over the top which trap a layer of air, adding further to the insulation.
Cashmere is the fine, downy wool that grows beneath the coarse outer layer of hair, called the guard hair, of the cashmere goat.
The fur of sea otters is very dense with an insulating underfur and a layer of long guard hairs over the top which trap a layer of air, adding further to the insulation.
A sighting of the enormous, unpredictable rhinos, with two horns, the front one long and low-slung, and two coats of reddish fur, a soft downy underwool and an outer layer of long guard hair, always brought exclamations of wonder. The Mammoth Hunters

The crisp guard hairs of the Labrador's coat easily shed burrs and brambles, and the dense undercoat makes the dog practically impervious to water.
The Chinook has a double coat comprising long guard hairs over a soft, short undercoat.
The Chinook has a double coat comprising long guard hairs over a soft, short undercoat.
The fur is composed of short, soft underfur covered by shiny guard hair.
The coat consists of two layers - an undercoat of fine white hair and an outer coat composed of long guard hairs which are hollow and help to make the polar bear more buoyant when swimming.
A reindeer's key defense against the cold is an exceptional winter coat that has a fine underfur combined with long, hollow guard hairs that contain thousands of tiny, insulating air cells.