Spanish Water Dog The Spanish Water Dog is a lively, hardworking dog with natural protective instincts. (akc.org)
The Spanish Mastiff has natural protective instincts which is why it was used for so many years as a guard dog and livestock guardian. (petguide.com)
The other useful aspect of such training is in perfecting or improving the natural protective instincts that should be evident in any decent specimen of this breed. (siriusdog.com)