Définition : Atlantic Coast Restingas, ecoregion. Vegetation complex ocurring in the seaside lowlands of Brazil, establishing over sea deposits of sandy sediment. It comprises open or scrubby profiles nearer the beaches, while inland it is forms tall forests.
Définition : A group of species that exploit the same food resources, and/or use the same feeding or foraging methods. http://en.wikipedia.org/wiki/Guild_(ecology)