- Bird Checklists of the United States South Dakota Key to Symbols Note: Refuges that are indented are administered by another Refuge or are one of several refuges included in a Refuge Complex. Fort Meade Recreation Area and Bear Butte State Park -- SD (Printed 1991) Lacreek National Wildlife Refuge -- Martin, SD (Printed 9/94) Bear Butte National Wildlife Refuge -- SD Lake Andes National Wildlife ...www.npwrc.usgs.gov/resource/othrdata/chekbird/r6/46.htm
- A site devoted to birds and birding in the State of South Dakota, providing information on species, hotlines, hotspots, links, and more.huskertsd.tripod.com