People in town are literally feeding the problem, Wolfer said.
"When people feed the animals, it allows for a higher density than the habitat there should support," he said.
But without a law against feeding wildlife in either Eugene or Springfield, the practice is hard to stop. ODFW hands out documents to homeowners that encourage them not to feed the wildlife.
Concerns include overpopulation and the spread of disease.
Ty Steele and Bill Goetz from KVAL News looked at turkey, deer and other urban wildlife for a story set to air on KVAL News at 6 p.m. Thursday, Oct. 25, 2012