The selection or choice of sexual partner in animals. Often this reproductive preference is based on traits in the potential mate, such as coloration, size, or behavioral boldness. If the chosen ones are genetically different from the rejected ones, then NATURAL SELECTION is occurring
Sexual selection in animals -- Latin America. : Sexual selection : perspectives and models from the Neotropics / edited by Regina H. Macedo, Departamento de Zoologia, Instituto de Biologia, Universidade de Brasilia, Brasilia, Brazil, Glauco Machado, Departamento de Ecologia, Instituto de Biociências, Universidade de São Paulo, São Paulo, Brazil