![]() ![]() Some foods eaten by macaws in certain regions in the wild are said to contain toxic or caustic substances which they are able to digest. Wild species may forage widely, over 100 km (62 mi) for some of the larger species such as Ara araurana (blue and yellow macaw) and Ara ambigua (great green macaw), in search of seasonally available foods. Safe vegetables include asparagus, beets, bell peppers, broccoli, butternut, carrots, corn on the cob, dandelion greens, collard greens, hot peppers, spinach, sweet potatoes, tomatoes and zucchini. Macaws eat a variety of foods including seeds, nuts, fruits, palm fruits, leaves, flowers, and stems. Macaws and Southern mealy amazons at a clay lick in Tambopata National Reserve, Peru Other species, such as the red-shouldered macaw ( Diopsittaca nobilis), are listed in Appendix II and may legally be traded commercially provided that certain controls are in place, including a non-detriment finding, establishment of an export quota, and issuing of export permits. Some species of macaws-the scarlet macaw ( Ara macao) as an example-are listed in the CITES Appendix I and may not be lawfully traded for commercial purposes. International trade of all macaw species is regulated by the Convention on International Trade in Endangered Species of Wild Flora and Fauna (CITES). Prehistoric Native Americans in the American Southwest farmed macaws in establishments known as "feather factories". The greatest problems threatening the macaw population are the rapid rate of deforestation and illegal trapping for the bird trade. The glaucous macaw is also probably extinct, with only two reliable records of sightings in the 20th century. The Spix's macaw is now probably extinct in the wild. The majority of macaws are now endangered in the wild and a few are extinct. The Brazilian coast in the 1502 Cantino planisphere, possibly the earliest European depiction of macaws
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