Clicking on the image will reveal that this is actually the back cover of a book by William Wegman, the guy who dresses up Weimeraners in all sortsa weird outfits. The dogs seem to get off on it as much as he does. This answers the age old question: it's definitely nurture, not nature!

DIGBY DIEHL: I think he was going with a very long lenses, because he does it in the wild. William Wegman, of course...

CHARLES GIBSON: Oh, the best.

DIGBY DIEHL:... you're familiar with, his Weimeraner books. And these are the children and grandchildren of the famous Fay Wray. It's a -- just a terrific -- Look at these, look at these...

CHARLES GIBSON: Can you see these? Hold, hold, hold it steady.

DIGBY DIEHL:... there's a -- these puppies are leaping everywhere. It's irresistible. If you're in -- if you're a dog person, this is your book.

CHARLES GIBSON: What Wegman can do with dog photography is incredible.

from: GIFT BOOKS by CHARLES GIBSON
source: ABC Good Morning America, December 18, 1997
via: HighBeam Research