It's compost time; all the plants are showing signs of waking up and getting into the Spring thing. The real urgency, though, is because the compost bin is full of a winter's leavings and there's no room for any more. Here's some decent-looking spring compost.
By high summer, this will be a mass of earthworms and lots of other little vermin too; of course, the real life that this is brimming with is composed mostly of micro-organisms that neither I nor the camera can see.