"How much is that in dog years?" We are used to as...  ...assuming that for every calendar year, a dog will age the way a human will in seven years. That makes s...  ...ns the life stages of dogs and cats.Dogs and cats age differently not just from people but also from ea...  ...“animal years.”You'll...

Nathan Yau at Flowing Data has a chart that explains where you are on the age continuum. Select your age , and find out what percentage of all living peopl...