Apparently slugs have a lengthy mating ritual which is why this dude thinks he iss a caterpillar. It is actually a mucus strand and not a web because it needs gravity to unfurl its member (that last part is unnecessary but interesting to know) https://www.google.com/amp/s/www.wired.com/2015/09/absurd-creature-week-slug-big-penis-mate-upside/amp Guy talking wondering white brown slug hang on wire strand thin thread night outdoor weird animals