When Gunner was little and up until he was between 1 and 2 years old, he had a very dark mask.
It has lightened considerably.
16 weeks:
About 4 months old:
7 months:
1st birthday:
Around 1 1/2 years old:
2nd birthday:
And now, at 4 yrs old:
So, did you have a pup with a really dark mask?