Endocrines and Osmoregulation

The opportunity to prepare a second edition of a book that was originally written 30 years ago has provided me with both a challenge and a source of pleas­ over ure; the former as it needed to be spatially constrained within its original limits. Nevertheless, over 1000 references have been added. I must apologize to the many biologists whose contributions could not be included. I have attempted to...