This is invaluable.
Samoeba, I had to get used to the idea that the ears need to fold forward to remove the martingale. Also, when it's on, the two D rings never touch. That's a sign it's too big.
It's so funny to see them sort themselves out. You can see them being tolerant... up to a point. Watching my 85 pound Mercury with my brother's Italian Greyhounds (who adored Merc) was pure theater.
I can't decide which one I like best. The pure ferociousness of the first one is so sweet! The one with the prick ears showing his tattoos is gorgeous. That should be on a calendar.