NestWatch Managing House Sparrows and European Starlings - NestWatch

NestWatch Rare Nest Box Occupants - NestWatch

European starlings, house sparrows and Eurasian collared-doves, Marin's non-native birds – Marin Independent Journal

NestWatch Invasive Species in Nest Boxes - NestWatch

NestWatch NestWatch - Where Birds Come to Life

NestWatch House Wren Nestlings - NestWatch

The Society for Conservation Biology

Boring is Beautiful: BirdSpotter People's Choice Winner - FeederWatch

Photos and Videos for House Sparrow, All About Birds, Cornell Lab of Ornithology

Mt. Cuba Center Eastern Bluebird Nest Box Study - Mt. Cuba Center

When invasive species clash: Competition between the House Sparrow and House Finch - FeederWatch