When her black cat big brother looked at her disobedient self, one Bernese Mountain puppy wised right up and sat right down: ...

You can hardly miss mountain dogs. From their thick, furry coats, protective instincts, their friendly demeanor, and sometimes large sizes, mountain dog breeds always stand out in a crowd.

The Northern Irish golf star has explained why he has a St Bernard dog over his clubs during the Masters at Augusta National.