I have some significant experience with chickens. I don't have a farm or anything, I like to keep them at my home in the city. I have had 2 white leghorn roosters (many years apart) and both of them have been extremely aggressive. This has led me to believe that it's got something to do with the breed. Both of mine grew up from the painted, commercially sold chicks that I bought. Both of them grew up with me, alone and were given extra attention. The reason why I say...