A large canid, Canis lupus, once found throughout forested areas of northern Europe, Asia and America; it shares a common ancestry with the domestic dog.

A young wolf.

thylacine (Thylacinus cynocephalus)

Any of several species of wandering spiders (family Lycosidae) that catch their prey on the ground by stalking it and not building webs.

(idiomatic) To raise a false alarm; to constantly warn others about an imagined threat, thereby failing to get assistance when a real threat appears.

A dog trained to hunt wolves. / A hybrid between a wolf and a dog.

The largest canid of South America, Chrysocyon brachyurus.

(chiefly Britain, dated) A Cub Scout.

Canis rufus, a medium-sized canine native to the southeastern United States.

An extinct canine (Canis dirus) from the Pleistocene epoch, heavier and slightly larger than the modern grey wolf. / (fantasy) Synonym of warg (a larger, more vicious, wilder, wolf)