What’s in an Ecotone? Lichens living on the edge…
An ecotone is a transition zone between two ecological systems. Ecotones can range in size: in some places ecotones are wide (e.g. forest – grassland ecotones), in other places they are quite narrow (e.g. riparian – arid shrub steppe). In the ecotone, habitats from each ecosystem form a mixed patchy mosaic, often with species assemblages […]