Our Secret,Siri Aang (ASPCA Henry Bergh Children's Book Awards (Awards))

Having befriended a mother black rhino and her baby, Namelok has made a personal vow to always protect them, but when her initiation into womanhood takes her away from her important task and she returns to find them missing, Namelok goes in search of the poachers in the hopes that it is not too late for her beloved animals.