How deer are helping scientists track the changing environment

A team from Trent University set traps at Thousand Islands National Park to capture white-tailed deer. Scientists collect DNA and affix the deer with location trackers to study how genes and the environment shape the destiny of an entire species. Subscribe to The Globe and Mail's Morning Update to get stories directly in your inbox: https://www.theglobeandmail.com/newsletters/subscribe-morning-update/