The patches of lichen you’ve probably seen growing on tree trunks and park benches might be easy to overlook, but they’re actually some of the world’s strangest living things. While they're sometimes ...

Jan. 29 (UPI) --Like most lichen, reindeer lichen can reproduce both sexually and asexually, by sending out spores or simply cloning themselves. Previously, researchers assumed reindeer lichen, ...

Symbiosis between fungi and microalgae gives rise to lichen. Some lichen, however, such as Lobaria scrobiculata, have a unique feature: the fungus establishes a symbiosis with a cyanobacteria, thus ...