The New Guinea singing dog is closely related to the dingos found ... its unique vocalization that is described in the study as a "wolf howl with overtones of whale song" — still exist.

This instinct traces back to their wolf ancestors, who howled to communicate. Some experts believe that when dogs try to match musical notes or mimic singing, it could be their way of engaging ...

And so does the one in this video—only according to him and his family, it’s actually singing ... dogs, and it’s one of the traits that relate directly back to their wild wolf ancestors.