Author: Gavin J. P. Naylor

This volume is based on the NATO Advanced Study Institute, "Advances in Mor- phometries" held in 11 Ciocco, Tuscany, Italy from July 18-30, 1993, and directed by Leslie F. Marcus. The &quot …

Rays are among the largest fishes and evolved from shark-like ancestors nearly 200 million years ago. They share with sharks many life history traits: all species are carnivores or scavengers; all re …