CBS NEWS -- Traditionally, Mr. And Mrs. Smith bought a house because it's what you did --- and so you could start a family. But for Millennials the reason they are buying houses, is for their pets. Really. They want their four-legged friends to have a place to run and play. The house has nothing to do with the traditional reasons.

"I met her and it was love at first sight," says 30-year-old Paul Hughes. He’s talking about his 4-month-old puppy. He adopted her from the shelter after he made the decision to buy a house.

"One of the biggest things was having a yard. I also wanted to have enough space for it to not be too cramped. My previous apartment was so small."

in a recent survey from Suntrust Mortgage, A third of millennials said having a better space or yard for their dog influenced their decision to purchase their first home.

"Whenever we take buyers through the initial consultation we always ask them do they have any children and the very next question is, do they have any pets," says realtor Ray Ellen with The Property Group.

He says Millennials purchasing homes is on the rise and with many waiting longer to get married and have children, their focus is on their pets.

"They need something that is fenced in. Easy access to their backyard. A lot of them are looking for larger laundry rooms so they can put a kennel or cat box or something like that."