Informamos que as validações de submissão estarão suspensas de 20/12/2019 a 05/01/2020, devido ao recesso de final de ano
Now showing items 1-2 of 2
Novelty of the arena impairs the cortisol-related increase in the aggression of matrinxa (Brycon amazonicus)
(Physiology &behavior, 2015-03-15) [Artigo]
The dichotomic effect of a cortisol level rise in vertebrate behavior has been widely observed. Generally, a chronic increase of the hormone level inhibits aggression, while an acute rise increases aggression. However, in ...
Spermatozoon ultrastructure and semen parameters of Brycon vermelha (Characiformes, Characidae)
(Animal Reproduction Science, 2015-06-01) [Artigo]
This study analyzed semen parameters and the ultrastructure of spermatozoa of Brycon vermelha. The semen was white and viscous, with a mean volume of 5.0 +/- 2.6 mL/kg body weight and mean spermatozoon concentration of 4.3 ...