Not exact matches
At the RVRC, they can issue a verbal
warning — «talking CCTV» — to any
intruders, which in more
than 90 per cent of cases is sufficient to make them leave the scene.
Pet bulldogs can double as watchdogs, but the American bulldog's guarding instincts may drive him to do more
than simply
warn of an
intruder.
Mastiffs tend to be quiet, and are known for sneaking up on
intruders rather
than barking to
warn them off.