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Bone mineralization among male adolescents: Critical years for bone mass gain
(2004-12-01)
Objective: To verify the behavior of the mineral bone content and density in male adolescents according to age and secondary sexual characters. Methods: 47 healthy adolescents between 10 and 19 years old were assessed ...
Allometry of the secondary sexual characters of the shore crab Pachygrapsus transversus (Gibbes, 1850) (Brachyura, Grapsidae)
(Brill Academic Publishers, 2014)
Reproductive Biology of the Freshwater Shrimp Atya scabra (Leach, 1815) (Crustacea: Atyidae) in Ilheus, Bahia, Brazil
(ACAD SINICA INST ZOOLOGY, 2010)
Alexandre Oliveira Almeida, Emerson Contreira Mossolin, and Joaldo Rocha Luz (2010) Reproductive biology of the freshwater shrimp Atya scabra (Leach, 1815) (Crustacea: Atyidae) in Ilheus, Bahia, Brazil. Zoological Studies ...
Darwin y la selección sexual después de la cópula
(Universidad Nacional Autónoma de México. Dirección General de Cómputo y de Tecnologías de Información y Comunicación. Revista Digital Universitaria, 2009-06-10)
El concepto de selección sexual fue propuesto por Darwin para explicar la evolución de caracteres sexuales secundarios (es decir, no relacionados directamente con la función reproductora), que claramente no contribuyen a ...
Structural diversity of nuptial pads in Phyllomedusinae (Amphibia: Anura: Hylidae)
(Wiley-liss, Div John Wiley & Sons Inc, 2012-07)
We studied the morphological variation of the nuptial pads using light microscopy and scanning electron microscopy (SEM) in 26 species of phyllomedusines (Anura: Hylidae), representing the five currently recognized genera. ...
Seleção sexual e a ordem Odonata: uma abordagem teórica e experimental
(Universidade Federal de São CarlosUFSCarPrograma de Pós-Graduação em Ecologia e Recursos Naturais - PPGERNCâmpus São Carlos, 2020-09-10)
Sexual Selection theory was proposed by Darwin in 1871 and, thenceforth, has been widely discussed and tested in several taxonomic groups. Complementary hypotheses were formulated by different researchers aiming to understand ...
Gland composition in sexually dimorphic skin structures of two species of Hylid frogs: Plectrohyla guatemalensis and Ptychohyla hypomykter
(Brill Academic Publishers, 2019-06)
Secondary sexual characters form a diverse group of traits widely spread in amphibians. Within anurans, the Hylini tribe represents an interesting group to examine the evolution of this type of characters because it has ...
Dimorfismo sexual em Dasypops schirchi (Miranda-Ribeiro, 1924): aspectos morfológicos
(Universidade Estadual Paulista (UNESP), 2015)