ok well i know i haven't been on in like forever.BUt i have a problem with my 3yr old and 4 yr old eating the tree bark in the their pasture. im not sure what kind the tree it is just yet. i was wonder why they might being doing this there are 6 horses in the pasture 2 are mine and then 4 our the property owners. only my 2 are doing this though. also i would like to know if it will hurt them to eat it??? thanks in advance to any tips/advice.