Robert F. Sibert Informational Book Award - American Library Association (ALA) A nonfiction picture book about the history of Puerto Rico and the Puerto Rican parrot, which was brought back from the brink of extinction. Above the treetops of Puerto Rico flies a flock of parrots as green as their island home... These are Puerto Rican parrots. They lived on this island for millions of years, and then they nearly vanished from...