1. Africa Center of Excellence for Climate Smart Agriculture and Biodiversity Conservation, Haramaya University, Dire Dawa, Ethiopia
2. Department of Ecotourism and Biodiversity Conservation, Mattu University, Bedele, Ethiopia
3. Department of Biology, Bahir Dar University, Bahir Dar, Ethiopia
4. Range Ecology and Biodiversity, Haramaya University, Dire Dawa, Ethiopia