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18 References and Internet Websites Animal Diversity Web. Hystrix indica Indian Crested Porcupine. http://animaldiversity.ummz.umich.edu/accounts/Hystrix_indica/ Grubb, P., Amori, G., de Smet, K. & Bertolino, S. (2008). Hystrix cristata. In: IUCN 2008. IUCN Red List of Threatened Species. Gurung, K. & R. Singh (1996). Field Guide to the Mammals of the Indian Subcontinent. San Diego: Academic Press. Khalaf, Norman Ali Bassam (1980). Tabie’t Al-Talawon fi Al-Haywanat (The Colouration of Animals). Al-Biology Bulletin. Number 1. January 1980, Safar 1401. Biological Society, Kuwait University, State of Kuwait. pp. 4-5. (in Arabic). Khalaf, Norman (1982). A’maar Al-Haywanat (Animal Ages). Al-Biology Bulletin. Number 18, Third Year, First Semester, Saturday 6.11.1982. Biological Society, Kuwait University, State of Kuwait. pp. 7. (in Arabic). Khalaf-von Jaffa, Norman Ali Bassam (1992). An Introduction to the Animal Life in Palestine. Gazelle. Gazelle: The Palestinian Biological Bulletin. (ISSN 0178 – 6288). Bonn-Bad Godesberg, Federal Republic of Germany. Number 30, Tenth Year, October 1992. pp. 1-7. (in Arabic). Khalaf-von Jaffa, Norman Ali Bassam (1994). An Introduction to the Animal Life in Palestine. Shqae’q Al-Nouma’n (Anemone coronaria). A Quarterly Magazine Issued by the Program EAI (Education for Awareness and for Involvement). Environmental Education / Children for Nature Protection. In Cooperation with Dept. of General and Higher Education. P.L.O., Palestine. Number 4. Huzairan (June) 1994. pp. 16-21. (in Arabic). Khalaf-von Jaffa, Norman Ali (2004). Gazelle: Das Palästinensische Biologische Bulletin. Eine Wissenschaftliche Reise in Palästina, Arabien und Europa zwischen 1983 – 2004. / Gazelle: The Palestinian Biological Bulletin. A Scientific Journey in Palestine, Arabia and Europe between 1983 – 2004. ISBN 3-00-0141219. Erste Auflage (First Edition), Juli 2004: 452 Seiten. Zweite erweiterte Auflage, August 2004: 460 Seiten. Norman Ali Khalaf, Bonn-Bad Godesberg, Germany. http://dr-norman-ali-khalaf-books.webs.com/ Khalaf, Norman Ali (Co-Author) (2005, 2006). Chapter 3: Geography, Flora and Fauna. Pages 32-39. in: Palestine: A Guide. By Mariam Shahin, Photography by George Azar. Northampton, Massachusetts: Interlink Publishing Group, 2005, 2006. xi + 471 pages. Appendices to page 500. Khalaf-von Jaffa, Norman Ali (2006). Mammalia Arabica. Eine Zoologische Reise in Palästina, Arabien und Europa zwischen 1980-2006 / Mammalia Arabica. A Zoological Journey in Palestine, Arabia and Europe between 1980-2006. ISBN 300-017294-7. Erste Auflage, Juli 2006, 484 pp. Publisher: Norman Ali Khalaf, Rilchingen-Hanweiler, Deutschland & Sharjah, United Arab Emirates. http://dr-norman-ali-khalaf-books.webs.com/mammaliaarabica.htm Khalaf-Sakerfalke von Jaffa, Norman Ali Bassam Ali Taher (2007). Haywanat Filistin (Fauna of Palestine). In: Wikipedia-Arabic, Al-Mawsu'a Al-Hurra (The Gazelle : The Palestinian Biological Bulletin – Number 135 – March 2016

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