Ken was featured again on CKPG this time showing how we catch white-throated sparrows and put geolocators on them. Geolocators allow us to track where the birds migrate to in the fall. This is another step to figuring out how their songs diverge between populations.
See the clip and associated story here http://www.ckpg.com/2016/05/26/live-capture-and-release/, or just watch the clip below: