Embryogenesis in vitro: An Experimental Model for the Understanding of Reproductive Physiology and Development in Mammals. - in vitro Fertilization. - in vitro Capacitation of Epididymal Spermatozoa. - in vitro Maturation of Follicular Oocytes. - Discussion. - Summary. - Comparative Neuroanatomy of Prosimian Primates: Some Basic Concepts Bearing on the Evolution of Upright Locomotion. - Basic Structure of Nerve Tissue. - to the Problem. - Sensory Centers and Pathways Related to Posture. - The Cerebellum. - Motor Centers and Pathways. - Discussion and Summary. - Outline of a Primate Visual System. - Optical Characteristics of the Macaque Eye. - Structure and Activity of the Retina. - Optic Nerve. - Geniculo-Cortical Pathway. - Color Coding. - Beyond the Striate Cortex. - Retino-Tectal System. - Overview of the Macaque Visual System. - Comparisons with Other Primates. - The Study of Chromosomes. - The Importance of Chromosomes in Taxonomic and Phylogenetic Study. - How Chromosomes May Change in Number and in Morphology. - The Karyotype of Primates. - Chromosomes of the Prosimians. - Chromosomes of the New World Monkeys. - Chromosomes of the Old World Monkeys. - Chromosomes of the Anthrapoid Apes and the Origin of the Human Karyotype. - An Attempt to Revise the Classification of the Old World Monkeys and to Interpret Their Phylogenesis on the Basis of Karyological Data. - Immunogenetics of Primates. - Immunological Systems. - M Factor. - N Factor. - The Fhenotypes. - The Genetic Pattern. - Parantigens and Paratypes. - Histo-Compatibility Antigens. - Conclusion. - Comparative Virology in Primates. - Capture and Holding in Exporting Country. - Shipment. - Importation. - Virus Infections. - Conclusions. - Comparative Primate Learning and Its Contributions to Understanding Development Play Intelligence and Language. - The Need for a Valid Comparative Behavioral Primatology and Psychology. - Social Behavior Primatology and Adult Competence. - Play: The Fountainhead of Competence and Creativity?. - The Evolution of Human Intelligence. - Qualitative Differences in Learning in Relation to Brain Development. - The Relative Intelligence of the Great Apes. - Individual Differences among Nonhuman Primates. - Readiness to Attend to Visual Foreground Clues: An Ecological Adaptation?. - Learning and Language. - Learning and Transmission of Proto-Cultural Behaviors. - Summary. - Principles of Primate Group Organization. - Numerical Data. - The Use of Space. - Social Mechanisms. - Role Analysis. - Group Function. - Nonhuman Primates: A Vulnerable Resource. - Users and Traders of Primate Animals. - Activities Supporting Resource Management and Control. - Economics and Politics of Conservation in Practice. - Appeal for Conservation of Nonhuman Primates. - List of Contributors. Language: English