摘要: I. The Desert as a Habitat.- Distribution.- Soils.- Climate.- Vegetation.- References.- II. Ecology of Rodents in the northern Sudan.- Species.- Jebel Riverine Commensal Reproduction.- Other Adaptations for Life Desert.- Discussion.- Acknowledgements.- III. Iranian Deserts.- Rodents: and southern Types.- Annual Rhythm.- Population Densities.- Some Peculiarities.- IV. Comparative Ecological Notes on Afghan Rodents.- Results.- Summary.- V. Rajasthan Desert, India.- Structure.- Ranges Movements.- Food.- Predator-Prey Relationship.- Breeding Season Litter Size.- VI. Outbreaks Semi-Arid Arid Australia: Causes, Preventions, Evolutionary Considerations.- Climates Central Australia.- Study-Area: Habitats Populations.- Conclusions VII Observations Argentine Rodent Ecology, with Emphasis Water Relations Eligmodontia typus.- Monte some its Methods Materials.- Results VIII. La diversite des Gerbillides.- IX. Suggestions further Research work.- Environment.- Adaptations.- Need Research.- X. Behavior Patterns Evolution A Comparison Patterns.- : Meriones, Gerbillus Perognathus.- Spacing Communication.- XI Activity Rodent.- Methods.- Microdosimeter Index Activity.- Variation Climatological Variables Animal Analysis.- XII. Food, Space Diversity.- Resource Allocation by Seed Selection.- Habitat Selection Space.- Pattern Local Species XIII. Coloration Coloration.- XIV. Biology Desert-Dwelling Ground Squirrels.- Food Habits.- Characteristics.- Factors.- XV. Reproductive North American Biology: Summaries.- XVI. Faunas Environmental Changes Pleistocene Israel.- Main Biogeographical Near-East since Miocene.- Composition Quarternary Analysis Occupied Note Origin Israeli XVII. Prehistoric Middle East.- Addenda.- XVIII. Physiological Problems Life.- Temperature Regulation.- Balance, Intake Loss.- XIX. Ecophysiology Energy Marsupials Energy.- XX. Thermo-Regulation Economy Indian Thermo-Regulation.- Economy.- Conclusion.- XXI. Conservation Structure Concentrating Mechanisms Kidney.- Tolerance to Heat Reproduction XXII. Nematode Parasites Material XXIII. U.S.S.R. (Jerboas Gerbils).- Jerboas.- Gerbils.- Author Index.- Genus Index.