On land, fireflies dance with glowing abdomens as part of courtship rituals, while some fungi, such as the honey mushroom, contribute an eerie glow in forests, and are known as 'ghost mushrooms' in some cultures.
Here it is again seen pretty clearly in the linguistic divide in the country between those who are more likely to refer to this insect as a firefly or a lightning bug.
His audience heard him with varying emotions, for all who sat there rocking quietly in the fading twilight, watching the first fireflies of the season moving magically through the dusk, had weighty matters on their minds.
To my ears the torch hissed louder than a steam locomotive, and when he used it to cut through steel, it blew off thousands of tiny pieces of molten metal that swarmed around him like angry fireflies.
The same muscles you might use to pluck an eyebrow, or catch a firefly, or cuddle a kitten, can, in other circumstances, crush cans, punch holes in walls, or do a bunch of push-ups.