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Originally Posted by Saranshay  I have one yorkie that has thin hair on his head and thick on his body and he is older, I have on that has thick hair all over. I think it could be his genetics. |
Definitely genetics. My boys are full brothers, different litters, but Max has twice as much hair as Teddy. Differences in coloring too. Max takes after his paternal grandmother, and Teddy takes after his mom's side.