Guardian: Back garden Flower bed Digging up the flower bed reveals a handful of worms from the black-headed, grey, green, rosy-tipped and lobworm varieties. Lawn The team finds 27 species of moss alone, mostly common species such as Brachythecium rutabulum and Kindbergia praelonga – but, surprisingly, no liverworts. Log pile Usually a rich bug habitat, it proves most popular with spiders and springtails – tiny creatures that use their tails to spring away from …