00926nam--2200325---450-9900010631002033160962-84520106310USA010106310(ALEPH)000106310USA01010631020020327d--------km-y0itay0103----baengGBafa--------Proceedings of the Royal Society of London. Ser. B, Biological scienceLondonRoyal Society of Londonv.Mensile570ITsalbcISBD990001063100203316TECCH-FONDO251(1993)-263(1996)SETECPATTY9020020327USA01140520020403USA011746PATRY9020040406USA011714Proceedings of the Royal Society of London. Ser. B, Biological science975906UNISA