#Study reveals how lichens stayed together, split up, swapped partners, and changed form over 250 million years
“#Study reveals how lichens stayed together, split up, swapped partners, and changed form over 250 million years” Credit: CC0 Public Domain Lichens may be the most easily overlooked life forms in nature. If you spend much time outside, you probably see some every day, although you might not know it—most people are likely to think…