15 Most Fear full Dogs You Should be Aware off

Dogs are definitely Man’s Best Friend; they’re loyal, lovable, not to mention extremely cuddly. But some of them can be dangerous… and we’re not just talking about police dogs. There are even some small dogs like chihuahuas that sink their teeth into vets more often than any other breed. But certain species can cause more significant harm just because of their size or the force of their bite.