1. Challenge #3 T. Trimpe 2008 http://sciencespot.net/

2. Critter #1 I am an arthropod. I have four wings. I belong to the order Odonata. I lay my wings flat when I land on something. What am I? Dragonfly http://medicineworld.org/images/blogs/11-2006/dragonfly-4311.jpg

3. Critter #2 I have two wings. I belong to the order Diptera. My larval stage is called a maggot. I might be found in your house. What am I? House fly http://www.sciencenmore.com/housefly.jpg

4. Critter #3 I am important to the environment. I was held in high regard in Egypt. I belong to the order Coleoptera. I like to roll dung into balls. What am I? Dung Beetle