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Red crossbill

(c) Bob Lalonde, some rights reserved (CC BY-NC), uploaded by Bob Lalonde

Red crossbill

Loxia curvirostra

birdView on iNaturalist

Plants that support Red crossbill

2 plants

Bigcone Pine

Pinus coulteri

moderate

tree

Specialized seed extraction from large cones; irruptive visitor in cone crop years

Bay Area nativeKeystone species

Ponderosa Pine

Pinus ponderosa

critical

perennial herb

Specialized seed extraction from closed cones; primary food source

Bay Area nativeKeystone species