Meet the lady mandrills of the Harambe Wildlife Reserve! They're part of a family known to squabble. To stop the infighting, animal manager Beth and keepers Erin and Kerri decide to throw some testosterone into the mix. They introduce Linus, a hunky new monkey who puts the ‘man' in mandrill and manages to charm the all-female squad. On the other side of the reserve, animal keeper Nicole has a soft spot for Scooter and Zawadi, a stinky hyena pair with a spotty reputation. She helps them clean up with a spa day that includes tasty treats, a back scratch and a relaxing bubble bath. Over on Maharajah Jungle Trek, animal keeper Susan helps Sohni, an eight-year-old Sumatran tiger, face a tough challenge -- undergoing a voluntary blood test. Cassanova, an Abyssinian ground hornbill and a fan-favorite resident of Disney's Animal Kingdom Lodge, receives a new diet and feather makeover to strut his stuff again. Later, engineers must perform an overnight operation to inspect an underwater fence within the black rhino habitat.

Peri the porcupine is about to give birth to a fuzzy new baby, but following Peri's persistent sneezing, Dr. Dan and the team step in to help her breathe with greater ease.. On the Maharajah Jungle Trek, Anala, a super-smart Sumatran tiger, faces a series of challenging tests to keep her mentally and physically stimulated, earning herself a meaty reward. Over at the Veterinary Treatment Room, Dr. Natalie and specialist Dr. Andrew perform surgery on Stark, a darling newborn steenbok, to straighten up his legs. Dugan, a southern white rhino, enjoys a birthday party and receives a surprise from the local fire department.