Mark G SandersMark G. Sanders has a passion for the natural world. Initially focused on birds, his interest and knowledge now includes all terrestrial vertebrates, a number of invertebrate groups and orchids too. His professional experience as a field naturalist, cologist and fauna surveyor extends over more than 20 years. He is a well-known wildlife photographer, and currently runs an environmental consultancy conducting surveys across Australia but mostly within his home state of Queensland. Read More Read Less