having fallen into chucks by being addopted by a bird,waitng 4m before he crowed and confirmed he was a rooster I serched BYC for advice on agressive cockrels.Got plenty thanks.Got a girl for him and alls been ok whilst the cows were in -but they have been out a wk and last night mr fox came and took the pair of them.So I have a part finished chuck house and no birds so for now I'm out of luck .But I'll keep loggin in cause I'll get some more later.THANKS