Fireflies Are Vanishing: Where, How To See Some For Summer

Adult fireflies only light up the sky for two weeks before their life cycle comes to an end. Spring and summer are prime times for lightning bugs, but it’s getting harder to see them and more than a dozen species in the U.S. face extinction. Watch this video to learn why, find out how you can help and learn about a national park that gets so many fireflies, there’s a lottery to view them.