NOUN
- an erect greyish branching lichen of Arctic and even some north temperate regions constituting the chief food for reindeer and caribou and sometimes being eaten by humans
How To Use reindeer lichen In A Sentence
- Why do we need checkerspot butterflies, delta smelt, damselflies, or Florida's endangered perforate reindeer lichen? Todd Palmer and Rob Pringle: The Crisis Nobody's Talking About