: Its colors deepen and its body grows stronger almost instantly.
: Even artificial victories—like male mice winning fights against smaller, sedated opponents—make them significantly more likely to defeat stronger rivals later due to the neurochemical changes from their initial "wins". The Winner Effect: The Neuroscience of Success ...
Following this win, an extraordinary biological shift occurs: : Its colors deepen and its body grows
: Its brain physically changes, boosting testosterone and dopamine levels, which sharpens focus and increases the likelihood of winning the next fight. Parallel in Humans boosting testosterone and dopamine levels