shade

I think I may go for a pellet-less in my guinea pig's diet. What Vitamin D supplements are recommended during the winter months? For the spring/ summer/ fall months I've heard outside for just 15 minutes a day will suffice. Are we talking *direct* sunlight? Or just indirect sunlight outside...

Yeah girls are out (in the shade) for some yummy grass, unfortunatly OH mowed it yesterday, so there's not as much as normal! The air temp at human head height is 24C but at piggy head height it's only 20!

With nicer weather, hopefully, on the way, I am thinking about my shed and the sun. I have already sourced shade cloth to fix over the windows to block direct sunlight (my shed is in sun for a few hours in the daytime) but I am looking for an accurate and reliable digital thermometer which I can...