As more and more wildlife habitat gets converted into housing and commercial developments, more and more wildlife are getting hurt or killed by humans. Motor vehicles are especially dangerous, but lawnmowers and chainsaws also take their toll. It used to be that wildlife biologists would say people should leave wounded critters alone and let nature take its course. But a growing number are telling people to contact their local wildlife rehabilitator. From member station W-N-Y-C in New York, Amy Eddings has our report.