Figuring Out What Makes Dogs Tick

Biologists have deciphered a poodle's DNA to learn about the genes that decide what dogs are like.

By Emily Sohn, 00:00 AM September 29, 2003

You may know a lot about your dog: what she likes to eat, where she likes to walk, how she likes to be petted. But do you know anything about the genes that make her that way?


For the first time, a team of scientists has scanned an entire set of genes in a dog—a poodle belonging to two of the researchers. The results are still somewhat incomplete, but the data already show remarkable similarities between dogs and humans. The information could help scientists learn more about the 300 or so dis...

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