Instruct: Classify a review as either positive or negative.
Query: All About Iguanas

From the back cover:"Iguanas are amoung the most popular of all reptiles, and with good reason. Fascinating in both looks and behavior, they are highly interesting to keep and observe. This excellent text provides a useful guide to the selection and care of iguanas of all types and is especially useful for it's fine portrayal of different species in both full color and black and white photos."