Woodpeckers

perennial herb

Excavate cavities in bishop pine for nesting; attracted to trees infected with decay fungi

tree

cavity nesting and foraging for invertebrates; alder provides soft wood suitable for cavity excavation

tree

Cavity nesting in dead ash branches; forage for bark insects

tree

Multiple woodpecker species excavate cavities in redwood for nesting April-July

tree

Extract wood-boring larvae and bark beetles; California species include Hairy and Downy Woodpeckers