Book notices

AN INTRODUCTION TO BEHAVIOURAL ECOLOGY. By J. R. Krebs and N. B. Davies, with drawings by Jan Parr.
THE ECOLOGY OF ECTOPARASITIC INSECTS. By Adrian G. Marshall.
INSECTS OF AN AMAZON FOREST. By Norman D. Penny and Jorge R. Arias.
HANDBOOK OF INSECT COLLECTING. By Courtenay Smithers.
PROCEEDINGS OF THE THIRD INTERNATIONAL SYMPOSIUM ON TRICHOP-TERA, PERUGIA, JULY 28 to AUGUST 2, 1980. Edited by G. P. Moretti.