3 ms·
I assume because it's around the mouth. Food passes, some of that will stay in the beard, allowing for different cultures to grow than elsewhere.
by mvanvoorden 10y ago
I assume because it's around the mouth. Food passes, some of that will stay in the beard, allowing for different cultures to grow than elsewhere.
- sdkjfwiluf 10y agoor, the change in acidity from acid on the outside to alkaline on the inside provides a niche for these bacteria