"Twelve-year-old twins Bickford and Rebecca Kidd and their two older siblings travel to Africa to track down priceless artifacts that will keep the family's treasure hunting business afloat long enough to rescue their kidnapped mother--and possibly find their missing father"--Provided by publisher.

"After an act of betrayal rocks the Bravelands, baboon Thorn must find a way to confront treachery in his own troop, while elephant Sky searches for answers and lion Fearless contends with the usurper who conquered his father's pride"--

The animals of Central Park Zoo learn they are going to be sent to Africa.

This book is about friendship and the distinctions of living in different parts of the world. A giraffe that lives in Africa meets a pelican who is a mailman. Since the giraffe is bored, she sends a letter to the first animal the pelican can find on the other side of the horizon. The letter passes on to a seal who gives it to a penguin. He reads the letter and even though he does not understand it he writes back, and becomes the giraffe's pen pal....