Habits of the Lizard Liolaemus multiformis multiformis at High Altitudes in Southern Peru

Temperature and relative humidity throughout a typical autumn day may be illustrated by the records for April 18, 1952 (Fig. 1). Wide temperature variation between day and night is characteristic of mountain and desert climates, and in Peru is reproduced day after day throughout the year. In the autumn and winter months ahead, during which the lizards will copulate and become gravid, the days will be sunny and of about the same temperature as