Observology. Observology: the study of looking -- Principles of observology -- Preparing for observology -- Keeping things orderly (taxonomy) -- Scientific names -- Observological instruments -- An observologist's introduction to invertebrates (anatomy) -- A damp corner. Slugs and snails -- Fungi -- Wood lice -- Centipedes vs millipedes -- Ponds and long-standing puddles -- Things to spot at night -- Patience -- How to get a fly to go outside -- Hiding in plain sight -- Pavement. Ants -- Birdwatching without birds -- Collections -- Lichen -- Phenology -- Droppings and eggs -- Worms -- How to save a worm -- How to sneak up on a bug -- A weedy patch. Bees -- How to help an exhausted bee -- Common wasp vs honey bee -- Wasps -- Things to fiddle with -- Wet days -- Growing up as an insect -- Caterpillars -- Seeds -- Notable leaves -- Behind the curtains. Cockroaches -- Flies -- Aural observatory -- Spiders -- How to relocate a spider -- How to save a moth from drowning -- Moths -- Moths vs butterflies -- Final exam.