If you're studying animal characteristics and would like an activity about sorting and classifying animals by the number of legs it has, then this would be a great one to use. It sorts animals that has 0, 2, and 4 legs to sort. Your students are identifying these animals according to this simple characteristic. The activity is provided in English and in Spanish for the use of an English, Spanish or a dual language classroom. It may also be used to assess the knowledge of a student.