Giant snipe than other snipes. Habitat loss is also a threat, at least in part of its range. It is nowhere common, and is local and uncommon in Colombia and Venezuela, but its nocturnal habits and extremely secretive behaviour might exaggerate its apparent scarcity, and it is currently not thought to be threatened. Giant snipe The giant snipe ("Gallinago undulata") is a stocky wader. It breeds in South America. The nominate subspecies "G. u. undulata" occurs in two distinct areas, one in Colombia, and the other from Venezuela through Guyana, Suriname and French Guiana to extreme north-eastern Brazil. The southern subspecies "G.
Geology of French Guiana the Paramaca series, which corresponds to a series of micaschists, aluminous paragneisses and black quartzites whose total thickness is about 1 km. The central granite massifs consist of granite plutons, granodiorites and quartz diorites dating from 2.05 to 2.15 billion years ago. The north of French Guiana corresponds to a synclinorium composed of the Paramaca series on which sandstone and fluviatile conglomerates lie unconformably. Shield rocks in Guyana are all dated between 1.6 and 2.5 billion years ago. The Quaternary lands are located in the northern part of Guyana, near the coast, unconformably on the Paleozoic lands. The coastal plains