Adhesion Enhancement and Reduction in Biological Surfaces.- Adhesion Enhancement.- The Echinoderm Tube Foot and its Role in Temporary Underwater Adhesion.- Mechanisms and Principles Underlying Temporary Adhesion, Surface Exploration and Settlement Site Selection by Barnacle Cyprids: A Short Review.- Alternative Tasks of the Insect Arolium with Special Reference to Hymenoptera.- Organs of Adhesion in Some Mountain-stream Teleosts of India: Structure-Function Relationship.- Surface Characteristics of Locomotor Substrata and Their Relationship to Gekkonid Adhesion: A Case Study of Rhoptropus cf biporosus.- Adhesion Reduction.- Variable Attachment to Plant Surface Waxes by Predatory Insects.- The Waxy Surface in Nepenthes Pitcher Plants: Variability, Adaptive Significance and Developmental Evolution.- Functional Surfaces in the Pitcher of the Carnivorous Plant Nepenthes alata: A Cryo-Sem Approach.