Male ruffs have the ability to eliminate excess sex hormones from their bloodstream. We often associate high testosterone ...

A gene regulating testosterone in ruffs produces three male morphs with unique behaviors, offering insights into vertebrate ...

A single gene that regulates testosterone levels in a 'crazy' species of shore bird controls the development of three wildly different types of males, a new study has found. Ruffs have long fascinated ...

"The species is crazy, with three kinds of outlandish looking ... The new paper identifies the exact gene that produces the super enzyme controlling testosterone levels throughout the body ...

“The species is crazy, with three kinds of outlandish looking and behaving ... The new paper identifies the exact gene that produces the super enzyme controlling testosterone levels throughout the ...