DOGS HAVE ACCENTS.

SCIENTISTS USED COMPUTER ALGORITHMS TO MATCH 2,000 WAIL PATTERNS OF DOGS=WOLVES,COYOTES,JACKALS.AND FOUND EACH SUBSPECIES HAD ITS OWN IDENTIFIABLE SOUND.THIS STUDY COULD SHED LIGHT ON EARLY EVOLUTION OF HUMAN LANGUAGE AS  DOGS ARE SOCIALLY SIMILAR TO US.