3. German Shepherd
Identified with the police dog, the German Shepherd is versatile and learns quickly. Also used as a watchdog, research dog or service dog, it is faithful and applies to the letter the instructions that are taught to it. However, it is important to be careful to socialize him during his upbringing so as not to make him aggressive.
4. Golden retriever
Known for his search, rescue, and blind guide dog skills, the golden retriever loves water and long walks. He has a strong ability to mobilize his attention, a good memory, calmness, and self-control. If he excels at learning through play and positive reinforcement, he has a hard time enduring punishments and unjust situations.