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Now showing items 1-10 of 1996
Sexual size dimorphism and sexual selection in primates
(Wiley Blackwell Publishing, Inc, 2020-04)
In most animals, females are larger than males. Paradoxically, sexual size dimorphism is biased towards males in most mammalian species. An accepted explanation is that sexual dimorphism in mammals evolved by intramale ...
Sexual ratio, reproductive period and seasonal variation of the gonochoric shrimp Hippolyte obliquimanus (Caridea: Hippolytidae)
(TAYLOR & FRANCIS AS, 2010)
Hippolyte obliquimanus is a small, gonochoric shrimp found in algal substrates along the western Atlantic coast of Brazil, particularly in association with seaweed of the genus Sargassum. We studied population features ...
Factores de riesgo de delitos sexuales en menores de 18 años en el Cantón Milagro
(Universidad de Guayaquil. Facultad de Ciencias Médicas. Escuela de Graduados, 2017)
El presente trabajo de investigación analiza el riesgo de delitos sexuales en menores del cantón Milagro, dentro de los delitos sexuales uno de mayor incidencia es el abuso sexual, mismo delito que principalmente sufren ...
Sexual selection towards a protamine expression ratio optimum in two rodent groups?
(Wiley Blackwell Publishing, Inc, 2021-08)
Post-copulatory sexual selection is thought to influence the evolution of genes involved in reproduction. However, the detection of straightforward effects has been proven difficult due to the complexity and diversity of ...
Sex ratio and dynamic behavior in populations of the exotic blowfly Chrysomya albiceps (Diptera, Calliphoridae)
(Instituto Internacional de Ecologia, 2007-05-01)
A razão sexual é um componente essencial da biologia de organismos a ser considerado em crescimento populacional. Chrysomya albiceps é uma espécie de mosca varejeira que exibe um desvio na razão sexual em relação à proporção ...