 |
 |
 |
 |
 |
 |
|
|
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
|
 |
 |
 |
 |
 |
 |
| |
|
It may be difficult to see the wolf lurking inside the diminutive Pekingese or Shih Tzu, but as any dog trainer will tell you, acknowledging the dog's inner wolf is key to understanding it. Another clue might come from genetics, as scientists recently discovered. continued...
Photo: © Jeff Vanuga/CORBIS
Download this story in Acrobat PDF format.
(requires Acrobat Reader)
Reprinted from the HHMI Bulletin,
Fall 2004, pages 12-13.
©2004 Howard Hughes Medical Institute
|
|
 |
|
 |
 |
|