Watch them to see where their personality shows through. It may be how they move or a look on their face. Or, like Artimio, you can use color and many small strokes to help show your pets personality. In a traditional Navajo family, wealth is measured by the amount of livestock they own.
Horses are important and are mainly kept to help with the sheep.
Even young girls and boys like Artimio help care for the horses. Many children learn to ride well before they become teenagers. Some grow up to ride in rodeos as Navajo cowboys and cowgirls. J.R. and Sarah are my horses. Sarah is blue.