IN ARGENTINA, THE POLKA-DOT TREE frog is common. But even though it is a species familiar to humans, the frog was hiding a special power. It is fluorescent, as a team of scientists reports in the Proceedings of the National Academy of Sciences . When UV light shines on a polka-dot tree frog, it reemits that light at a lower frequency, glowing a vivid green. IN ARGENTINA, THE POLKA-DOT TREE frog is normal. Yet, despite the fact that it is an animal varieties recognizable to people, the frog was concealing a unique power. The frog under UV lighting and under normal lighting. It is fluorescent, as a group of researchers reports in the Proceedings of the National Academy of Sciences. At the point when UV light sparkles on a spotted tree frog, it reemits that light at a lower recurrence, shining a striking green. It worked out that the frog's skin has a fluorescent compound not found in other fluorescent vertebrates (which incorporate, other...