In reference to the reader's question about slot machines where you play for gold or silver tokens: In Las Vegas, many of the casinos have 25-cent slots that pay off a $10 jackpot with a $10 silver souvenir token.
Moth (order Lepidoptera), any of more than 150,000 species of overwhelmingly nocturnal flying insects that, along with the butterflies and skippers, constitute the order Lepidoptera.
What is the difference between a butterfly and a moth? Butterflies and moths are evolutionarily related group of insects, called lepidoptera, that share many characteristics, including having wings covered with scales. The word lepidoptera means scaly (lepido) winged (ptera).