Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
(A) Extent of contrasting ear coverts: 1 = absent, 4 = reaching over the eye. (B) Extent of collar: 1 = absent, 4 = fully connected. (C) Extent of contrasting scapulars: 1 = absent, 4 = prominent and virtually connected.
