The document is a reading comprehension worksheet about the book "Animal Eyes" by Pam Bull. It contains 5 questions that assess understanding of key details about different animals' eyes from the book. Specifically, it asks about what creatures use to see, whether all eyes are the same, what is learned about a spider's eyes and an owl's eyes, and what would happen if humans didn't have eyes. The worksheet provides space for students to write their answers and receive feedback.