Home Doctoral thesis defenses IMPRS doctoral thesis defenses Speaker: Yachang Cheng Migration and survival in a changing world: Insights on a long-distance avian migrant. Doctoral defense by Yachang Cheng Date: Aug 13, 2020 Time: 09:30 AM - 12:00 PM (Local Time Germany) Speaker: Yachang Cheng Location: Online oral examination Room: Online Doctorate with Andrea Flack and Martin Wikelski MPI of Animal Behavior [more]