Title: Half Brother
Author: Kenneth Oppel
In 1973, when a renowned Canadian behavioral psychologist pursues his latest research project—an experiment to determine whether chimpanzees can acquire advanced language skills—he brings home a baby chimp named Zan and asks his thirteen-year-old son to treat Zan like a little brother.
For thirteen years, Ben Tomlin was an only child. But all that changes when his mother brings home Zan—an eight-day-old chimpanzee. Ben’s father, a renowned behavioral scientist, has uprooted the family to pursue his latest research project: a high-profile experiment to determine whether chimpanzees can acquire advanced language skills. Ben’s parents tell him to treat Zan like a little brother. Ben reluctantly agrees. At least now he’s not the only one his father’s going to scrutinize.
It isn’t long before Ben is Zan’s favorite, and Ben starts to see Zan as more