A green iguana hangs onto a tree at a square in Jilin city of Northeast China's Jilin province, April 13, 2011. The 6-year-old iguana is a pet of Wu Jianfeng, who lives in Jilin. The reptile is 90 centimeters long and weighs more than one kilogram. Wu is fond of raising cold-blooded animals such as poisonous spiders, lizards and boa constrictors. [Photo/CFP]