Fruits naturally contain between one percent and seven percent fructose. There are some that are higher.
If sugar is not good for chameleons, then why do we feed fruit flies to chameleons?? What about waxworms that can't help but to ingest honey along with the wax?
And why do chameleons eat moths and butterflies that sip sugar-laden nectar in the wild?
Oranges in Yemen...
http://www.kolodner.com/slideshows/tawila-mahwit/1.html
http://ag.arizona.edu/~lmilich/yf1.html
" The Marib area grows oranges and other fruits/vegetables for Sana'a and other urban markets."
http://www.newint.org/issue247/profile.htm
"Main Exports: Oil, coffee, fish & seafood, grapes, oranges, lemons & soft fruits."
Here are good lists of fruits, etc. grown in Yemen including oranges and bananas...
"Arable land : 1.75 million hectares out of 5,55,000 sq. kms. of total area Agricultural crops wheat, maize, sorghum, millet, barley, legumes, tomatoes, onions, potatoes, melons, watermelons, Qat, cotton, sesame, tobacco, coffee, dates bananas, grapes, oranges, papayas, lemon."
http://meaindia.nic.in/foreignrelation/yemen.htm
"Along the apron of the south western Arabian Peninsula, facing the Red Sea, lie the coastal lowland known as the Tihamah. The Tihama is an arid zone along the Red Sea. Lush vegetation is found in the main wadis, Mawr, Surdud, Siham and Zabid. Life is concentrated on the edges, the edges of foothills, wadis, the coastline, near mangrove swamps and wherever fresh water can be found. Dates, coconuts, and fruits are grown throughout the area, and oranges, papayas, bananas, lemons in low lying land."
http://www.buzzle.com/editorials/5-24-2006-97121.asp