Much as we love our four-legged canine friends, it's important to remember that they are still animals, and like any other animal, they have the capacity to become aggressive. Dogs are the descendants ...

The Presa Canario, also known as the Canary Mastiff, is a Spanish breed originating from the Canary Islands. The ancestor of the modern-day Presa Canario was first brought to the present-day Canary ...