I've never had a problem with Guinea hens and my other livestock.
It's never too late to start! I retired to homestead on the slopes of Mauna Loa, an active volcano. I relate snippets of my endeavor on my blog : www.kaufarmer.blogspot.com
Have you no shame? Have you no decency? Have you no tiny ad?
Permaculture Voices 1, 2 and 3 - all 117 hours of video!