Yes, the Great Gray Slugs are back -- or at least out of hiding. They're nocturnal and fairly shy, so you're unlikely to see them all that often. Nevertheless, they are well-established in North America, having immigrated form Europe like many of us.
They were defying gravity over a yard up on Roseholme Cottage's back fence, late last night:
(One of the slugs briefly climbed to the very top of the six-foot-tall fence and rared up! I waited to see if it would howl at the moon, but no such luck.)
For those of you who dislike huge, leopard-spotted slugs (who haven't said anything at all about you, by the way), here's a nice sunset sky instead:
7 months ago