Crustose lichen grows like a crust that is tightly attached to the underlying rock substrate. Photo by Robert Dryja
By ROBERT DRYJA
Los Alamos
It is easy to see the world as composed of discrete plants and animals while walking across the countryside. Short juniper trees grow at lower elevations while tall ponderosa trees grow at higher elevations. Squirrels can be seen scampering across the ground and then up tree trunks. Hummingbirds arrive in the spring and then leave in the fall. Unusual looking things also can be seen.
For example, a curious sort of organism can be seen living on the ground. Read More
















