1. UMRS 449, General biology - Reproduction and comparative development, Catholic University, EPHE/PSL, Lyon, France
2. Laboratoire de Zoologie, Veterinary national School, Algiers, Algeria
3. Laboratoire d’ecologie des Vertébrés, University of Tizi-ouzou, Tizi ouzou, Algeria
4. Department of Ecology and Biodiversity Management, UMR 7179 C.N.R.S/M.N.H.N., Paris, France