Police dogs are specially trained to assists police and other law-enforcement people. In other words, they are known as K-9 or K9.
German shepherd, Belgian Malinois, and Rottweiler are the most common dogs recruited in Police force. Beside this, Labrador retriever and bloodhound also made the list.
These breeds are specially trained for searching drugs and explosive, tracing a missing person, finding crime scene evidence, and most importantly protecting their handlers. Basically, they are recalling verbal clues and hand gestures.
To be a police dog, a dog needs to pass basic training tests. Basically, they are given a command in their own native language. Precisely, police dogs are trained in various languages, so they will not follow the suspect’s instructions.