Lisa Jones
#7 Adult males have gray-green scales, a throat sac, and long, curved spikes on the back along the spine.
#8 Adult females have a lighter, more delicate physique than the male, the spines on the back and the throat sac are smaller.
#9 The iguana’s claws are very long and bent, help to hold tightly on the branch. The female uses them for digging.
#10 Iguanas sneeze periodically.
#11 They can fall over long distances (up to 15 feet) without harming themselves.
#12 Iguanas are able to pick up the lightest sounds (from 0.5 to 3 kHz.
