| The short underfur is dense and silky, while the longer guard hairs are coarser and glossy. |
| The pelage lacks underfur and is usually some shade of brown. |
| Wolves in the Arctic have extremely dense underfur, which insulates them against rigorous winters. |
| The fur is composed of short, soft underfur covered by shiny guard hair. |
| The yellowish or reddish brown coat contains coarse guard hairs overlying soft, dense underfur. |
| The pelage consists of a dense, soft underfur overlaid with dark and glossy guard hairs. |
