In Europe, felt hats made from the underfur
of New World beavers became a fashion rage that lasted from the 1600s until the late 19th century.
The animals' exceptionally warm winter coat has a fine underfur
combined with long, hollow guard hairs.
Density in the Mink is Controlled by Prolactin
can be two and a half inches thick and their guard hairs five or more inches long.
Actually, sea otters have two layers of fur - an exterior "guard hair" and a soft underfur
. The double layers serve to keep the animals' skin bone dry even when they swim.
Long, coarse hairs, called guard hairs, cover and protect the otter's short, thick underfur
. The underfur
traps air to keep the otter's skin dry and keep it afloat.
Cut a bundle of colored deer body hair for the back or top of the multicolored, extended body (Use hair from the side of the animal, which is softer and more hollow than other parts.) Clean the underfur
from the butts of the deer hair and use a hair stacker to align the tips.
The musk-ox's coat is also very dense and additionally has very thick underfur
. In winter it is almost black and in summer dark brown.