The bizzare-looking lichen is symbiotic relationship of algae and fungi. They are the preferred food of caribou. (Wren Gilgan photo/Lakes District 亚洲天堂)
The bizzare-looking lichen is symbiotic relationship of algae and fungi. They are the preferred food of caribou. (Wren Gilgan photo/Lakes District 亚洲天堂)
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