What you're saying is also confirmed by research recently cited in the excellent book The Domestic Dog (and may also be driven by in-breed variance): https://ww

What you're saying is also confirmed by research recently cited in the excellent book The Domestic Dog (and may also be driven by in-breed variance): https://www.amazon.com/Domestic-Dog-Evolution-Behavior-Interactions/dp/1107699347/ref=sr_1_1?ie=UTF8&qid=1511967876&sr=8-1&keywords=domestic+dog https://www.amazon.com/Domestic-Dog-Evolution-Behavior-Inter... Great read for people looking for a more rigorous treatment of dog behavior and psychology.