2. Appearance: The fox is slim with long and dense hair. The fox has a furry tail. Many kinds of foxes have large upright triangular ears. Different kinds of foxes have different colors. Fox's eyes can adapt to the darkness, and its pupils are oval and shiny. Foxes have keen sight, smell and hearing. Most foxes have a pungent smell, which is emitted by the smelly glands at the root of their tails. Fox, with long needle hair and soft and slender undercoat, is usually rich reddish brown or noble white. The tail is furry, slightly white, the ears and legs are black, and the ears are pointed, which looks like a dog. There is an glandular sac on each side of the anus, which can release strange smell.
Figure 1 Fox