This volume is an essential resource for all natural scientists interested in working with fractals. * Ethology, Ecology & Evolution * This volume is an essential resource for all natural scientists interested in working with fractals. * Ethology, Ecology & Evolution, 7, 1995 * 'take the novitiate in a given discipline through the subtleties of fractal dimension, random fractals, Hurst exponents and so on, in a way that illuminates the field of study, thereby making it a working tool for the would be practitioner ... an excellent book from which even those that have been working in this area for a long time have something to learn. I strongly recommend it for anyone interested in how to apply these new and exciting techniques to the understanding of natural phenomena.' Bruce J. West, University of North Texas, Bulletin of Mathematical Biology