He is young and his eyes were bright and he was so huge with big muscles he was guarding the entrance of the Rat's home when Mrs. Frisby  came and he doesn’t allowed to Mrs. Frisby to meet  Justin because he doesn’t know her. Mr. Ages was known Brutus since he was child but when he knows she was Mr. Jonathon widow he respected her and they became friends after that.   

Brutus by zannalee02