just ahead, a cutting-edge story from bill geist. ,,,,,,,,,,,, >> cowan: consider for a moment the chainsawof a paint brush. bill geist introduces us to an artist who uses this as a tool for his trade. >> reporter: when the wooden wildlife returns to rural roadside, summer has arrived in america's vacationland. chainsaw art, considered rather crude by connoisseurs of the fine arts, remains popular among tourists. .. >> there goes a bear reporter: ... a few of whom will ask themselves what were we thinking, when they get home. ray murphy claims the title father of chainsaw art originating the genre59 years and more than 60,000 pieces ago >> these things are all over the world. >> yes. i've got work on actually seven continents >> reporter: antarctica? yes, there's a penguin in antarctica and a polar bear on the north pole and all the places in between. >> he's an artist. i can't draw a straight line. he does this with a chainsaw. i mean, you know, >> reporter: jim is a collector of ray's work. >> i got the harbor seal, the ship's captain, the skunk >> oh, yeah, the skunk. and the big eagle >