This document provides information about a science unit on the external features of animals. It includes sections that list different external features such as fur, feathers, beaks, tails, horns, and scales. Examples of animals are given for some features. There is an exercise that asks students to match external features like fur, beaks, tails, scales, wings, and horns to the correct animals. The document also provides website links for additional resources on animals and their external features.