<img src='https://npr.brightspotcdn.com/dims3/default/strip/false/crop/5184×3888+0+0/resize/5184×3888!/?url=http%3A%2F%2Fnpr-brightspot.s3.amazonaws.com%2F52%2Fca%2F679670974bacb4095f0de513c465%2Fp8141387-1.JPG' alt='Beetles (Rhopalotria furfuracea) visit a male cone of the cycad plant Zamia furfuracea, whose cones produce heat during pollination.’/>
While many modern plants use colorful flowers to attract pollinators, ancient palm-like plants called cycads lure them by heating up and glowing in the infrared.
(Image credit: Michael Calonje)