There’s method in a firefly’s flashes
The light signals can be a mating call or a way to ward off predators
![A photo of a firefly flashing](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2018/08/082318_lr_firefly_feat.jpg?fit=860%2C460&ssl=1)
FLASH DANCE Fireflies use their tail lights for mating. New evidence suggests that the flashing may also warn off nocturnal predators.
Dr. Stephen Marshall