The museum has 350 square feet of permanent exhibition: animals depleted or extinct in the Pyrenees-Orientales, resident and migratory birds, crows, owls and diurnal large mammals, Pyrenean fauna, invertebrates (arthropods) and coralline, minerals, crocodiles, ethnological Pacific and Africa, and an Egyptian mummy of the XXIII dynasty in his sarcophagus offered in 1847 by Ibrahim Pasha.