Flash, a mature, whitespotted bamboo shark with a plucky streak, bites off more than she can chew and winds up in the emergency room under the care of Dr. Deidre when she swallows an item that’s not on the menu. Meanwhile, baby Grace, a western lowland gorilla, reaches new heights as animal keeper Courtney works with child-development experts to test her motor coordination. At Kilimanjaro Safaris, Gus the hippo makes a ‘frenemy’ out of an older hippo at the river playground; and on the savanna, Dugan, a southern white rhino, learns that love hurts when the female rhinos greet him a bit too enthusiastically.