sheep care

Poor guy is staggering and having trouble getting around, I recently trimmed his hooves (while checking for hoof rot), his membranes do look a little pale but temperature was normal. Should I deworm him? He is only 4 months old. Any suggestions on what could be wrong or if anyone has had...

I've had sheep for a year, 4 Katahdin's (3 ewes, 1 wether), and today is the first time I noticed a tick on one of my ewe's right under her jaw. She let me take the tick off, it appears to have been a "dog" tick, but now it's been a couple hours and she still has a marble size lump. I squeezed...