A Range of Coats

posted: 05/15/12
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Angela Rowlings/Associated Press | PictureQuest | Robert Pearcy/Animals Animals

Hairlessness, as seen in the Chinese crested dog, was the result of a genetic accident later perpetuated by selective breeding.

The wire-haired coat of the dachshund features a higher quantity and density of the harsh primary hairs in a dog's coat.

The long hair of the Lhasa apso is due to a naturally prolonged growth phase that was emphasized by selective breeding for thermal protection and aesthetic reasons.

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