The World’s 10 Naughtiest Dog Breeds, According to Vets

Some dogs steal food, ignore commands or transform routine veterinary examinations into wrestling matches. Veterinary surgeon Graham Lewis ranked several breeds using years of clinical experience, focusing on stubbornness, excitability, noise and resistance to handling.

This is not a scientific league table, and breed never determines behaviour by itself. Training, socialisation, health, fear and individual personality remain crucial, while adolescent dogs of any breed can temporarily become less obedient.