Heatwole, Harold l989 REPTILE ECOLOGY. University of Queensland Press, St. Lucia. l78 pp. Open your browser, and all will be revealed. Wits owns and manages important fossil sites in the Cradle and for nearly 90 years, its scientists have made some of the most extraordinary fossil finds in this area. Reptiles — Only Gans Carl, et al. (Editors) l969-1998 BIOLOGY OF THE REPTILIA. Various publishers. A continuing series; Vols. l-19. Vol. 20 due in 2006 by the Society for the Study of Amphibians and Reptiles. But the numbers of these distracted travelers increased significantly when portable consumer camcorders came on the scene in 1983. Digital cameras appeared in the 1990s. And then so-called convergence devices came along, merging the cell phone, camera, video camera, and personal computer.