A long time ago dogs had been wolves and they were ferocious. They were human and animal killers. Hundreds of thousands of years ago, humans regarded wolves wary of people, wolves sometimes preyed on humans. At some point in both of their lives they teamed up. Meanwhile, humans realized that wolves were good guardians. They protected people from dangerous animals such as their selves. Then humans started encouraging
A long time ago dogs had been wolves and they were ferocious. They were human and animal killers. Hundreds of thousands of years ago, humans regarded wolves wary of people, wolves sometimes preyed on humans. At some point in both of their lives they teamed up. Meanwhile, humans realized that wolves were good guardians. They protected people from dangerous animals such as their selves. Then humans started encouraging