The new behaviour assessment has been designed to be completed by training supervisors of young dogs at the age of 5, 8 and 12 months old. (sciencedaily.com)
I started formally training dogs at age 18, working with security companies. (bernedoodles.com)
She was given her first dog at age 3 and at age 8 she was taking a dog into the show ring at a 4 - H event. (bostonterrierclubofamerica.org)