Recently the way people understand and define lichen has changed.
An organism's niche is what it needs to grow and survive. One way to coexist is to use different resources, also known as niche partitioning.
We break through all the reindeer hype to tell the true story of these fascinating animals.
Bacterial spores, lichens and plant seeds were exposed to outer space conditions for 18 months, and lived to tell about it!
Long before animals roamed the earth, Prototaxites existed—a twenty-foot organism that some scientists classify as a giant fungus.
Scientists tested eighteen reindeer with light, and found that their eyes responded to both visible light and ultraviolet.
Tree lines are on the move. Learn how moving tree lines impact animals and other plants.
How can an organism survive in Antarctica? What is a cryptoendolith?