What structural adaptation provides protection for the A. Demarlii?

structural Adaptation heavily built, long tails, spiky dorsal crest, Sharp teeth.

Explanation: A. Dermarlii also known as The Galapagos Land Iguana discovered by Charles Darwin can be found in central part of archipelago, at Albemarle, James, Barrington, and Indefatigable islands. In the south at Charles, Hood, and Chatham islands, and in the north---inTowers, Bindloes, and Abingdon are heavily bodied repltiles characterised with long tails, thick back legs and smaller front legs, clawed feet and spiky dorsal crest which runs along the neck and back,

These Land Iguanas have a short blunt head with very sharp teeth attached by their sides inside the mouth to the inner side of the jaw.

Having such fearful structure like Thier brothers, the deadly Iguanos, Thier big and fearful structure provides protection for them even though they are very harmless unlike Thier counterparts.

2nd option

explanation: