I wish there was a more accurate way of determining age. When I adopted my orange cat, I was told he was about 2 1/2 yrs old. However, 10 years later, he was estimated at 14 to 15 yrs old. Must be new math.

As for size, my 2-yr old grey tabby (he'd have to use Miss Clairol for red highlights) was born with a heart problem, which has kept his adult size quite small - only 6 lbs. He is often mistaken for still being a kitten. He doesnt really mind!