A whistle, of two notes, to signify sexual interest in someone.

Alternative spelling of wolf whistle

A wolf that is not part of a pack. / (figuratively) A person who avoids the company of others; a loner; an independent or solitary person.

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

thylacine (Thylacinus cynocephalus)

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

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

The largest canid of South America, Chrysocyon brachyurus.

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

Alternative spelling of seawolf