The wolf making this howl is quite happy. It just sounds sad, but it is not. Some wolves have a high pitched howl and still others have a gravely sounding howl. Lois Crisler had this to say about wolves howling. Like a community sing, a howl is . . .
Wolves love to howl.
When it is started, they instantly seek contact with one another, troop together, fur to fur. Some wolves . It is not uncommon to see a wild wolf start howling and draw other pack members to it. This can be used in dense woods to bring a scattered pack together. Wolves do not howl to start a chase.