You do not find tickle chicken. Tickle chicken finds you.

All those years of PTSD from the tickle monster when you were little will suddenly come back when you meet one of these

I got DESTROYED by a mate boosted level 125 while wearing Ascendant & Mastercraft Flak Armor (1500 Total Armor). Avoid these on foot at all costs. If your character doesn't have high movement speed, you probably won't survive. The Ark Freddy Krueger

This monster will chase you if you get too close! So be sure to have a fast way out or ranged weaponry. (It has a fairly decent aggro range, too!)