sluggishness: it's not blue, but it's almost Sonic Posted by M J Shepherd at 1:30 PM http://farm4.static.flickr.com/3410/3494039429_bdb093afea.jpg Arion intermedius is a species of air-breathing land slug , a terrestrial pulmonate gastropod mollusk in the family Arionidae . This slug is sometimes called by the common name " hedgehog slug" or "hedgehog