SpoilerTV Image Archive | Gallery | Zoo | Season 3 | Promotional Episode Photos | Episode 3.10 - Once Upon a Time in the Nest | "Once Upon a Time in the Nest" -- After Jackson attacks Abigail (Athena Karkanis), the team rushes to save her as her life hangs in the balance, on ZOO, Thursday, August 31 (10:00-11:00 PM, ET/PT) on the CBS Television Network. Photo: Best Possible Screen Grab /CBS©2017 CBS Broadcasting, Inc. All Rights Reserved