House Finch

shrub

Nests in dense willow growth; forages for insects and buds

shrub

Primary seed consumption during fall and winter months when other food sources diminish

perennial herb

utilize seed heads in late season foraging

annual

Fall and winter seed consumption

annual

Year-round resident utilizing seeds throughout seasons

annual

Opportunistic seed feeding during winter food scarcity

tree

Year-round resident; berries eaten when available

tree

Year-round resident, opportunistic berry consumption especially fall/winter Oct-Feb

tree

Acorn utilization Oct-Dec, particularly in years of high acorn production

perennial herb

Important winter seed source in California; visits ragweed for nutrition during lean months