Pine processionary maximum recorded of . The species flies from May to July. "T. pityocampa" is a highly social organism. Throughout its life cycle, a pine processionary will make several shelters. The first of these are flimsy and temporary, but in the third instar, they build a permanent nest. Once their permanent nest is built, the caterpillars become foragers staying in the vicinity of the nest. The nest has no openings, so caterpillars force themselves through the layers of the shelter. The waste from the larvae's diet accumulates at the bottom of the nest. The pine processionary caterpillar is responsible for most
Regional Animal Health Center for North Africa food safety. The idea of developing FAO-ECTAD/Regional Animal Health Centers (RAHC) was first launched during the International Conference on Avian and Human Influenza II, held at Beijing, China on January 2006. Under this initiative, FAO started developing RAHCs in all sensitive areas. The RAHC-NA covers up Maghreb countries: Mauritania, Morocco, Algeria, Tunisia and Libya, though most of its activities are also developed in coordination with Egypt. The RAHC-NA is also seeking to bring both Mediterranean shores into contact and encourage coordination and joint work between the countries of North Africa and Southern Europe through the Mediterranean Network for Animal Health