Either of two carnivorous mammals of the family Canidae,especially the gray wolf of northern regions,that typically live and hunt in hierarchical packs and prey on livestock and game animals.

• 狼两种犬科食肉哺乳动物中的一种，尤指北方地区的灰狼，它们主要在区分等级的群体中生存和猎食家禽和野生动物