Growths on rocks or tree trunks
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AnswerCrossword Clue
LICHENSGrowths on rocks or tree trunks
LICHENSGrowths on tree trunks or rocks
lichensan organism that is formed by the symbiotic association of a fungus and an alga or cyanobacterium and occurs as crusty patches or bushy growths on tree trunks, bare ground, etc. Lichens are now classified as a phylum of fungi (Mycophycophyta)
KNARSKnots on tree trunks
NUTHATCHBird often on tree trunks upside-down
woodpeckersA bird with a strong bill and a stiff tail, that climbs tree trunks to find insects and drums on dead wood to mark territory
woodpeckerA bird with a strong bill and a stiff tail, that climbs tree trunks to find insects and drums on dead wood to mark territory
epiphytesA plant that grows on another plant but is not parasitic, such as the numerous ferns, bromeliads, air plants, and orchids growing on tree trunks in tropical rain forests