I'm wondering too if maybe you should deworm them.
Maybe you should call your local dog vets and see if they will test some fresh poop collected by you, If you brought it to them in a container.
Do you have a feed store near by, most usually sell Corid.
I'd start treatment with it today.
Corid Liquid by Texas Kiki posted Apr 16, 2018 at 6:37 PMCorid Powder by Texas Kiki posted Apr 16, 2018 at 6:38 PM