Table 2. House sparrows available in museum collections.

Listed are the five largest house sparrow museum collections, the number of specimens present in each and the time of specimen sampling. Data was compiled from all collections present in the VertNet database (Constable et al., 2010). For search terms and the full table, please refer to https://doi.org/10.6084/m9.figshare.11915955.v1.

Collection	Number of specimens
University of Kansas Biodiversity Institute (KU)	12,830
Royal Ontario Museum (ROM)	7,654
Field Museum of Natural History (FMNH)	1,974
Museum of Vertebrate Zoology, UC Berkeley (MVZ)	1,888
American Museum of Natural History (AMNH)	1,776
Specimens collected before 1900	1,597
Specimens collected between 1900–1950	7,460
Specimens collected after 1950	29,401