May Nature Almanac: Vanishing House Sparrows

House Sparrows - Scott E. Severs
House Sparrows. Credit Scott E. Severs

In this month’s Nature Almanac, Ruth Carol Cushman and Scott Severs look for House Sparrows on the campus of CU Boulder.

 

 

Ruth Carol Cushman and Scott Severs are Boulder naturalists. Images courtesy of Scott E. Severs.