"When your 'Rottie' puppy starts looking less like a Rottweiler," the dog owner said in the video, which has 14 million views.

Beagles are adorable, happy-go-lucky pups that love to be with their people. However, this breed has a few traits that may make them more difficult to train.

Canine trainer Simon Wooler has helped hundreds of fearful pets. But three years ago he took on his toughest recruit yet with ...