Knee-deep in mud... why? Why?

I haven’t been hanging around social media much over the last few days.  Truth to tell, I’m still  not feeling great and the screen has been doing my eyes in, so I spent most of the weekend curled up by the fire, watching the flames and…y'know...dozing, dreaming.  J
And then I logged onto Facebook and came back to earth with a crash.  Saw this picture, posted by Hen (she of the wondrous yurt) and just thought, why?  WHY? L
At first I thought they were pigs.  B...