Richard Collins: Slug-inspired glue could even work for heart surgery

Snails — and slugs — lay down trails of mucous enabling them to slide even over rough dry terrain
"The snail has devised a home that is both exquisite and functional" — Frank Lloyd Wright
I had a wisdom tooth removed a few years ago. Having the gum stitched up at the end of the ‘procedure’ was not a pleasant experience. The humble garden slug could have helped, but we didn't know about that particular skill back then.