I read a blog in which someone claimed that the rooster testicles he was served were bigger than his. At 2 1/2 inches, I guess he wasn't exaggerating. As a percentage of body volume: WOW.
Most of us have probably seen some Travel Channel or Food Network host dining on chicken testicles. I've personally only ever butchered one rooster and I did not think to look for testicles, though my son and I did attempt to identify the internal organs. When I took roosters to the processor...