Dendi, Daniele, Laboratory of Ecology and Ecotoxicology (LaEE), Department of Zoology and Animal Biology, Faculty of Sciences, University of Lomé, 01BP 1515 Lomé-Togo; Institute for Development, Ecology, Conservation and Cooperation, via G. Tomasi di Lampedusa 33, I.00144 Rome, Italy; Department of Applied and Environmental Biology, Rivers State University of Science and Technology, P.M.B. 5080, Port Harcourt, Nigeria