For glowworms, the brightest girls get the guy
![Lampyris noctiluca](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2015/10/ticker_glowworm_free-1.jpg?fit=860%2C460&ssl=1)
A female glowworm with the brightest glow is more likely to attract a mate and lay more eggs, a new study finds.
David Evans/Flickr (CC BY 2.0)
A female glowworm with the brightest glow is more likely to attract a mate and lay more eggs, a new study finds.
David Evans/Flickr (CC BY 2.0)