Chihuahua: Known for their strong attachment to their owners, Chihuahuas can experience separation anxiety and be wary of strangers.
Shih Tzu: These affectionate dogs can be sensitive to changes in their environment and may become anxious if left alone for long periods.
Dachshund: Dachshunds can be prone to separation anxiety and may exhibit anxious behaviors like barking excessively or digging.
Toy Poodle: Toy Poodles are highly intelligent and can form strong bonds with their owners, which may lead to anxiety when separated.
Cocker Spaniel: This breed is known for being sensitive and may experience anxiety in unfamiliar situations or around loud noises.
Maltese: Maltese dogs can be prone to separation anxiety and may become distressed when left alone for extended periods.
Australian Shepherd: With their high energy levels and intelligence, Australian Shepherds may become anxious if not given enough mental and physical stimulation.
Border Collie: Border Collies are highly intelligent and may develop anxiety if they don't have enough mental and physical exercise.