1. Comparing progesterone in blubber and serum to assess pregnancy in wild beluga whales (Delphinapterus leucas). Issue 1 (11th November 2019) Authors: Goertz, Caroline E C; Burek-Huntington, Kathy; Royer, Katie; Quakenbush, Lori; Clauss, Tonya; Hobbs, Roderick; Kellar, Nicholas M Editors: Cooke, Steven Journal: Conservation physiology Issue: Volume 7:Issue 1(2019) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗