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- But despite so much variation, all domestic dogs are part of the same family, Canis familiaris, proven by DNA analysis to be descendants of Canis lupus, the wolf. 但是尽管品种很多，国内所有的狗狗几乎都是家庭的一部分，犬通过分析DNA证实了它们都是狼的后裔。
- Gray wolves (Canis lupus) from Canada, these were the first to call Yellowstone home since the creatures were hunted out of existence there early in the 20th century. 从20世纪初，黄石公园的灰狼被猎杀殆尽以来，这些来自加拿大的北美灰狼（Canislupus）是首次以黄石公园为家的狼群。
- Wolves Canis lupus, extirpated from the western U.S. before the mid-20th century, have made a rapid and surprisingly painless recovery because wild areas and prey populations remained abundant. 狼在二十世纪中叶就在美国西部灭绝了，但是目前由于有广阔的生存区域和丰富的食物，种群恢复很快。
- In the 18th century European naturalists dubbed the wolves of Canada and the eastern U.S.Canis lycaon, because they seemed distinct from Canis lupus, the gray wolf of Europe and Asia. 18世纪的欧洲博物学家认为，加拿大、北美东部的狼，和分布欧洲、亚洲的灰狼（Canislupus）不同，因此将这些狼命名为东部森林狼（Canislycaon）。
- Baffin Island Tundra Wolf Canis lupus manningi 巴芬岛苔原狼
- Canis Lupus Luna - the song of Boreas 天狼月-北风之歌
- Canis lupus hallstromi New guinea singing dog 新几内亚歌唱犬
- Banks Island Tundra Wolf Canis lupus bernardi 班克斯岛苔原狼
- Cascade Mountains Wolf Canis lupus fuscus 盖斯凯德山狼
- Hudson Bay Wolf Canis lupus hudsonicus 哈德逊湾狼
- British Columbian Wolf Canis lupus columbianus 不列颠哥伦比亚狼
- Kenai Peninsula Wolf Canis lupus alces 科奈半岛狼
- Interior Alaskan Wolf Canis lupus pambasileus 阿拉斯加内陆狼
- Southern Rocky Mountain Wolf Canis lupus youngi 南落基山狼
- Eastern timber wolf Canis lupus lycaon 东部森林狼
- Labrador Wolf Canis lupus labradorius 拉布拉多狼
- Northern Rocky Mountain Wolf Canis lupus irremotus 北落基山狼
- Alaska Tundra Wolf Canis lupus tundrarum 阿拉斯加苔原狼
- Alexander Archipelago Wolf Canis lupus ligoni 亚历山大群岛狼
- Vancouver Island Wolf Canis lupus crassodon 范库弗岛狼
