Hippopotamus Friendship 14 Jungle animals 4 Short stories 4 Stories in rhyme 4 Amusement parks 2 Animals 2 Baths 2 Behavior 2 Board books 2 Children's stories, American 2 Children's stories, English 2 Courtesy 2 Dance 2 Domestic animals 2 Elephants 2 Emotions 2 Etiquette 2 Farm life 2 Indian Ocean Tsunami, 2004 2 Parental behavior in animals 2 Schools 2 Tsunamis 2 Turtles 2 Hiccups 1 Pictorial works 1 Sisters 1