They are friendly and can be stubborn at times. The average life span of a Boston is around 11 to 13 years, though some can live up to around 18 years. They have a short nose, which can often cause breathing problems later in life, which is what leads to a low life expectancy. Both females and males are generally quiet and bark only when necessary, though early training in this regard is essential. Their usually sensible attitude towards barking makes them excellent choices for apartment dwellers. Both females and males are generally quiet and bark only when necessary, though early training in this regard is essential. Their usually sensible attitude towards barking makes them excellent choices for apartment dwellers. They enjoy being around people, get along well with children, the elderly, other canines, and non-canine pets, if properly socialized.