Thursday, February 25, 2010

Scientists pinpoint origins of little dogs

Image: Gibson, Zoie

I always thought that humans had something to do with how big or small a dog is through breeding methods.

Now, according to this article, the reason there are small dogs is because of a stretch of DNA.

“Small dogs the world over can all trace their ancestry back to the Middle East, where the first diminutive canines emerged more than 12,000 years ago.”

Go here to read story. Photo source

(Photo) A stretch of DNA allows Gibson, a Great Dane, to look a pony in the eye — while Zoie, a Chihuahua, can fit into a purse. Photo by Deanne Fitzmaurice / Science

View related photos  Click for related content Big dog, little dog, it’s in the genes,
Scientists clone glowing dogs, Cosmic Log: Cat vs. dog evolution.

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