A series of sevenprogrammes in which professional and amateur zoologists talk about the behaviour of animals and the ways in which it can be studied.
7-What we don't know
A survey of some of the problems interesting professional and amateur zoologists, including animal clocks,' the effect of light on breeding seasons, the inheritance of behaviour, and population problems.
Speakers.: JOHN CARTHY of Queen Mary College. London; STANLEY CRAMP. Chairman of the Scientific Advisory Committee, British Trust for Ornithology; A. J. MARSHALL. recently of St. Bartholomew's Hospital Medical School; J. MAYNARD SMITH, of University College, London