Wow! I've never heard or seen that! I did find this though.

Here is a link that might be useful: Birding: Eating ashes...

thanks gawdinfever,

I found this from a 1971 study that was somewhat useful as well:

http://www.jstor.org/pss/4088487

Here is a link that might be useful: Ash eating observations

Ive never seen that, that is sure a new one on me.

I have had a firepit for years and never seen anything that cool. Wow that must have been quit the site wish I could have seen it myself. I spend a lot of time outside and use my fire pit all the time

Here is a link that might be useful: http://outdoorfirepitsusa.com