Photo Scavenger

This was a tough one, especially since my first thought was dog collar but I was beaten to the punch. So...

This is my recently deceased gerbil Thing 1 back when he was a baby. He and his identical-except-for-being-a-girl sister Thing 2 (who's still alive and kicking) had/have a pretty white shawl collar as part of their markings. (OK, it's a stretch, but...)