The neck is encircled with a characteristic black ring .
The neck is has two white necklaces of eight to ten short streaks on the upper foreneck , and a noticeable collar of white , parallel lines forming a large oval on the neck - side .
The neck is encircled with a characteristic black ring and has two white necklaces of eight to ten short streaks on the upper foreneck , and a noticeable collar of white , parallel lines forming a large oval on the neck - side .