Contents

27 January 2006
Vol 311, Issue 5760

About The Cover

Cover image expansion

COVER A composite image of marine fish and invertebrate development from egg through late larval stages. As marine organisms grow beyond the egg stage, they become capable of swimming, first vertically for tens of meters, then horizontally for hundreds to thousands of meters. These behaviors influence how far they disperse. See page 522. Image: C. Guigand