Question: what are mellow dog breeds?
Answer: Bassett Hound. When they're not hot on a trail following a scent, this laid back dog breed is usually found lounging on the sofa, patiently awaiting their next snack. ... 
Bullmastiff. Although this dog breed is large and muscly in appearance, Bullmastiffs often think they're little lapdogs! ... 
Sighthounds. ... 
Maltese. ... 
St. Bernard.