Jon Hunt, left, shakes hands with Emily Simpson, 6, while he performs as a human statue called "Green Man" who comes alive every time someone donates money for the Rust Sanctuary during the first annual EarthDay@Loudoun 2009. View photo »

Kira Murphy, 5, looks at a Dumeril Boa Constrictor from Madagascar held by Tammy Ward, National Aquarium visitors services manager. View photo »

Jake Domingues, 6, watches a Uromastyx Lizard from the Mali desert region in Africa. View photo »

Gina Cusanelli, left, and Tim Buchholz walk passed different herbs such as garlic chives. View photo »

Tammy Ward, National Aquarium visitors services manager, holds a Dumeril Boa Constrictor from Madagascar while visitors pet it. View photo »