They must realise that animals can have sex with who they will, when they will and without consideration to a researcher's ethical principles ". Homosexual behavior is found amongst social birds and mammals, particularly the sea mammals and the primates.
Rats are tiny animals with tiny brains, and sometimes those tiny brains tell them “sex now.” As long as it doesn’t turn into a fight you shouldn’t worry.
In the case of rats, yes, homosexual behavior has been observed in both male and female rats. This post delves into the factors that contribute to this behavior, offering a detailed and specific exploration of a topic that intertwines biology, ethology, and psychology.
In this study, partner preference (tested in a three compartments box) and female and male sexual behavior (studied in a cylindrical arena) were evaluated in young male rats (3 months) born to multiparous mothers that had previous gestations and around 12 months of age.