What is the primary negative consequence if a Swedish Vallhund is left alone in a yard without directed activity?

Answer

Excessive barking or digging

If the yard is just a place for them to wander alone, they are likely to find less desirable ways to expend energy, such as excessive barking or digging.

What is the primary negative consequence if a Swedish Vallhund is left alone in a yard without directed activity?
SpaceDogbreedSwedish Vallhund