| Patterns of Range Use and Social Organization in Aye-ayes (Daubentonia madagascariensis) on Nosy Mangabe | 1 |
| The Socioecology of Eulemur macaco: A Preliminary Report | 11 |
| Home Range and Diet in Red Ruffed Lemurs (Varecia variegata rubra) on the Masoala Peninsula, Madagascar | 25 |
| Male Transfer in Captive Ruffed Lemurs, Varecia variegata variegata | 41 |
| A Review of Predation on Lemurs: Implications for the Evolution of Social Behavior in Small, Nocturnal Primates | 51 |
| Adaptation and Phylogenetic Constraints in the Antipredator Behavior of Ringtailed and Ruffed Lemurs | 67 |
| Territoriality in Lemur catta Groups During the Birth Season at Berenty, Madagascar | 85 |
| A New Interpretation of the Social Organization and Mating System of the Ringtailed Lemur (Lemur catta) | 111 |
| Feeding Behavior of Lemur catta Females in Relation to Their Physiological State | 123 |
| Resource Competition in Wild Populations of Ringtailed Lemurs (Lemur catta): Implications for Female Dominance | 135 |
| Flexibility and Constraints of Lepilemur Ecology | 153 |
| Ecological and Reproductive Correlates to Range Use in Red-bellied Lemurs (Eulemur rubriventer) and Rufous Lemurs (Eulemur fulvus rufus) | 167 |
| Resource Tracking: Food Availability and Propithecus Seasonal Reproduction | 179 |
| Seasonal Behavioral Variation and its Relationship to Thermoregulation in Ruffed Lemurs (Varecia variegata variegata) | 193 |
| Seasonal Adjustment of Growth Rate and Adult Body Weight in Ringtailed Lemurs | 205 |
| Sexual Selection and Lemur Social Systems | 223 |
| Life History, Activity Period and Lemur Social Systems | 241 |
| Resumes | 261 |
| Index | 271 |