Question: what are the most yappy dogs?
Answer: Chihuahua. Oftentimes referred to as “yappy dogs”, they may be small but they have a big personality and plenty to say about it.
Bloodhound. They bark and howl excessively and they DO NOT care. ... 
Basset Hound. ... 
German Shepherd. ... 
Beagle. ... 
Yorkshire Terrier. ... 
Scottish Terrier. ... 
Miniature Schnauzer.