Italian cuisine early 20th centuries, influencing the cuisine of the country (which was otherwise dominated by meat and dairy products that the narrow Ligurian hinterland would have not allowed). Pasta dishes based on the use of "guanciale" (unsmoked bacon prepared with pig's jowl or cheeks) are often found in Lazio, such as pasta "alla carbonara" and pasta "all'amatriciana". Another pasta dish of the region is "arrabbiata", with spicy tomato sauce. The regional cuisine widely use offal, resulting in dishes like the entrail-based "rigatoni" with "pajata" sauce and "coda alla vaccinara". Iconic of Lazio is cheese made from ewes' milk (Pecorino Romano), "porchetta"
Food web continued web of life". Interest in food webs increased after Robert Paine's experimental and descriptive study of intertidal shores suggesting that food web complexity was key to maintaining species diversity and ecological stability. Many theoretical ecologists, including Sir Robert May and Stuart Pimm, were prompted by this discovery and others to examine the mathematical properties of food webs. Food web A food web (or food cycle) is a natural interconnection of food chains and a graphical representation (usually an image) of what-eats-what in an ecological community. Another name for food web is consumer-resource system. Ecologists can broadly lump all life