Snakes Are Killed by New Jersey Traffic (IMAGE) Drexel University Caption Cars are a significant cause of mortality for northern pine snakes in the New Jersey Pinelands. Drexel University researchers are studying the extent of damage this causes to the population and are experimenting with ways to help snakes move through their habitat more safely. Credit Dane Ward / Drexel University Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.