First of the Caldecott-winning duo's illustrated joint accounts of their adventurous travels for youngsters. In 1997, Ted and Betsy Lewin trekked into the Impenetrable Forest in Uganda to see mountain gorillas in the wild. This real-life adventure story is the amazing saga of that trip. At moments funny, exhausting, educational, and enlightening, Gorilla Walk is filled with the wonder of nature in general--and of this magnificent animal in particular.  (UGD16, $17.89)

Longitude News June: Summer Reading, Beijing, Kazakhstan