The Secret Life of the Zoo S11E05 - Episode 5

Chester's chimps have lacked a dominant female for several years. Vila seems ready for the role, until she is attacked by Alice, a higher-ranking female. Four-year-old Sumatran tiger Kasarna is living in the shadow of her domineering mum Kirana. But if she is ever to mature into a healthy breeding female, she needs to find some confidence and make her own mark.