Zebrafish, Danio rerio, is one of the most studied vertebrate models. However, there are stillmany aspects of its reproductive behavior to be elucidated. The aim of this work was to clarify whether males and females of ...

The physiological costs of reproduction can be measured as the energy allocated to reproductive activities. In fiddler crabs, females allocate energy to vitellogenesis and brooding, whereas males perform expensive courtship ...

Reproductive strategies vary according to season length, individual reproductive traits, and factors associated with the social context such as density and sex ratio of the individuals. The social context predicts the ...

The reproduction is one of the main events in the life of an organism, and anurans stand out among vertebrates because of the diversity of their reproductive strategies. We studied the reproduction of two syntopic species, ...

Tropidurus spinulosus (Cope, 1862) is a medium-sized lizard distributed in north-central Argentina, Paraguay, Bolivia, and Brazil (Carvalho 2013) that inhabits both rocky and forest habitats (Martori and Aún 1994, Cruz ...

Reproductive experience in mammals produces significant neuroendocrine and behavioral changes that are necessary to ensure the survival of the mother and the young. Exposure to stress during postpartum may affect the proper ...