Title: Exposed uropygial gland on Short-eared Owl
Location: Box Elder County, Utah
Date: 5/23/2016
Title: Exposed uropygial gland on Short-eared Owl
Location: Box Elder County, Utah
Date: 5/23/2016
Title: Short-eared Owl rubbing its uropygial gland
Location: Box Elder County, Utah
Date: 5/23/2016
Title: Long-billed Curlew rubbing its uropygial gland
Location: Fort De Soto County Park, Pinellas County, Florida
Date: 6/10/2009