At Taronga, silverback Kibali faces challenges from his increasingly bold son MJ, disrupting the gorilla troop. A sea lion swap sees Moby return and Storm relocated, but getting Storm into his crate is tough. Plus, Taronga's elephants get new, large enrichment toys. 

The Taronga vet team races to give lioness Maya a contraceptive implant and full check-up before she wakes. Volunteers fail to perfect a turkey-proof red panda feeder. Plus, aging Galápagos tortoises get an ultrasound to check their health.