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Mostrando ítems 61-70 de 83
Seleção sexual em Aegla longirostri (Decapoda: Anomura): escolha de parceiro, meios de comunicação e efeitos na agressividade
(Universidade Federal de Santa MariaBRCiências BiológicasUFSMPrograma de Pós-Graduação em Biodiversidade Animal, 2013-02-19)
This study involved two experiments that addressed mate choice, male competition for mature females and the communication pathways used by both sexes in Aegla longirostri. In the first experiment, males were paired according ...
Ecologia comportamental do lagarto Ameivula ocellifera (Squamata: Teiidae) em diferentes fitofisionomias do nordeste do Brasil
(BrasilUFRNPROGRAMA DE PÓS-GRADUAÇÃO EM PSICOBIOLOGIA, 2018-04-30)
The lizards of the family Teiidae are recognized as active foragers that maintain elevated body
temperatures in activity, and do not defend territories, so that both males and females have
opportunities to mate with ...
Conditional male dimorphism and alternative reproductive tactics in a Neotropical arachnid (Opiliones)
(SPRINGER, 2011)
In arthropods, most cases of morphological dimorphism within males are the result of a conditional evolutionarily stable strategy (ESS) with status-dependent tactics. In conditionally male-dimorphic species, the status` ...
Correlato hormonal do comportamento reprodutivo de machos de sagüi comum (Callithrix jacchus) em ambiente natural
(Universidade Federal do Rio Grande do NorteBRUFRNPrograma de Pós-Graduação em PsicobiologiaEstudos de Comportamento; Psicologia Fisiológica, 2006-10-23)
Contrary to what is recorded for Callithrix jacchus females, the social interactions and hormonal profiles of males are less studied, and mainly in wild groups. The goal of this study was to investigate the behavioral and ...
Uncovering the Natural History of the Bromeligenous Frog Crossodactylodes izecksohni (Leptodactylidae, Paratelmatobiinae)
(Soc Brasileira Herpetologia, 2019-08-01)
Leptodactylidae consists of more than 200 described species distributed throughout the Neotropics. The five species in the genus Crossodactylodes are the only species in this family that complete their entire life cycle ...
Relative growth of freshwater prawn Macrobrachium brasiliense (Decapoda, Palaemonidae) and its implications for reproduction
(Fundacao Zoobotanica Rio Grande Sul, Museu Ciencias Naturais, 2019-01-01)
The main objective of this study was to estimate the morphological sexual maturity of Macrobrachium brasiliense (Heller, 1862) and to analyze the relative growth of the species. During one year of sampling, from July 2012 ...
Biologia, comportamento social e alocação sexual de Digelasinus diversipes (Kirby, 1882) (Hymenoptera, Argidae)
(Revista Brasileira de Entomologia, 2019)