Even among humans this varies, I remember that in some countries shaking your head horizontally means yes and vertically means no. This means it is a cultural behaviour in humans, but an innate behavior in dogs. I don’t think it makes sense comparing those two behaviors.
Even among humans this varies, I remember that in some countries shaking your head horizontally means yes and vertically means no. This means it is a cultural behaviour in humans, but an innate behavior in dogs. I don’t think it makes sense comparing those two behaviors.