Dog's ages

The rule of thumb that one year of a dogs age equals seven years in human terms doesn't take into account that dogs reach maturity between one and two, and that large dogs age faster than small ones.

• Dog years myth
• How old is your pet?
• Dog Years Calculator

This is not an exact science but Ruby is a lovely old lady in her nineties. Congratulations to her and to Nicola, may they enjoy each others company a while longer.