Results 1 to 10 of about 922 (170)

Induction of sex ratio change and intersex in Tegillarca granosa (Bivalvia: Arcidae) by waterborne zinc exposure

open access: yesAquaculture Reports, 2021
This study aims to investigate the effect of zinc on the sex ratio and intersexuality of Tegillarca granosa, a sequential hermaphroditic bivalve that undergoes sex change during the gonadal inactive stage. Groups of T.
Hyeon Jin Kim   +5 more
doaj   +1 more source

Occurrence of intersexuality in Mugil curema from an estuary of the North coast of Santa Catarina, Brazil - case report

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia, 2023
This study describes the occurrence of reproductive changes in a mullet (Mugil curema) from the Babibtonga Bay, Santa Catarina. Gross and microscopic findings indicated changes in the reproductive system that were characterized by the presence of both ...
M. Boeing   +5 more
doaj   +1 more source

Une polémique sur les théories sexuelles de Gregorio Marañón dans les années 1930

open access: yesHistoire, Médecine et Santé, 2018
At the beginning of the 1930s, in Barcelona, when sexuality became a promising scientific theme in Spain, a young Hungarian psychologist, Oliver Brachfeld, questioned the sexual theories of the famous endocrinologist Gregorio Marañón, twenty years older ...
Jean-Louis Guereña
doaj   +1 more source

MEDICAL MANAGEMENT OF INFANT INTERSEX: THE JURIDICO‐ETHICAL DILEMMA OF CONTEMPORARY ISLAMIC LEGAL RESPONSE

open access: yesZygon, 2015
Technological advances in the field of medicine and health sciences not only manipulate the normal human body and sex but also provide for surgical and hormonal management of hermaphroditism (intersexuality). Consequently, sex assignment surgery has not
doaj   +2 more sources

La monstrueuse perfection : l’illustration poétique de XXY

open access: yesAmerika, 2014
Alex, the main protagonist of XXY, the film directed by Lucia Puenzo and released in 2007 ; looks like an unusual kind of monster. This article proposes to analyse this film by looking at its poetical and symbolic load.
Eva Tilly
doaj   +1 more source

The costs of extra‐pair behaviours in birds

open access: yesBiological Reviews, EarlyView.
ABSTRACT Extra‐pair behaviours – reproductive behaviours, including those related to copulation and paternity of offspring, amongst animals outside of a social pair bond – have long intrigued behavioural ecologists, particularly from the female animal's perspective.
Jørgen S. Søraker, Jamie Dunning
wiley   +1 more source

‘Free to Be Me?’: Gender Role Norms Constrain Career Interests Less for Lesbian, Gay and Bisexual People Than for Heterosexual People

open access: yesEuropean Journal of Social Psychology, EarlyView.
ABSTRACT Societal gender role norms play a crucial role in shaping men's and women's career aspirations. However, prior research documenting this key role of gendered norms has primarily focused on heterosexual women and men in the global North‐West. Previous studies documenting differences in career interests by sexual orientation suggest that gender ...
Katharina Block   +136 more
wiley   +1 more source

INTERSEXUAL FEMALES AND INTERSEXUALITY IN HABROBRACON

open access: yesThe Biological Bulletin, 1943
Nine female intersexes are described and compared with the one intersexual form previously known in Habrobracon, the fertile mutant type gynoid, a weakly intersexual male.These female intersexes proved sterile, having male heads and instincts and abortive ovaries.
openaire   +2 more sources

Geological Substrate Is Related to Tooth Senescence and Population Dynamic: The Case Study of Alpine Chamois (Rupicapra rupicapra L.)

open access: yesIntegrative Zoology, EarlyView.
In Alpine chamois, the complete wear of the first molar coincides with the beginning of senescence and the progress of tooth wear on calcareous substrate is slower than the one on other substrates, increasing life expectancy. Thus, the first molar wear may actually be considered as an effective descriptor of senescence stage.
Roberta Chirichella, Marco Apollonio
wiley   +1 more source

Hermaphroditism and intersexuality in Portuguese medical photograph

open access: yesComunicação e Sociedade, 2017
The interest harboured by the Visual Culture of Medicine in photographic images of hermaphrodites dates back in Portugal to the birth of medical photography, with the photographic recording of a case of male hermaphroditism, that was studied in 1864 by ...
António Fernando Cascais
doaj   +1 more source

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