Rebecca starts her new job as the Los Angeles County Zoo Director. A new gorilla exhibit is being constructed and Rebecca must avert a few crisis to ensure it opens on time.
The son of an industrialist wants to take back their land they have let the zoo use for the bison for many years supposedly to build a shelter for homeless. Courtney starts her after school job in the zoo lab.
Jed is deciding whether or not to attend his 20th high school reunion where he feels he will only be known as Rebecca's younger brother. As Courtney's 13th birthday approaches Sam loses a very special gift.
Rebecca is offered a new job which would result in the family having to move back to New York if accepted. Jed tries unconventional methods, including acupuncture, to help treat an elderly elephant with arthritis.