Saturday, February 13, 2010


Two Birdbear wells in the news today, Ross oil field, north North Dakota, March 3, 2017.

A Birdbear update in the Bicentennial-Beaver Creek-Roosevelt trend.

The Birdbear formation, by Julie A. LeFever, July, 2009.

Bismarck Tribune, November, 2009.

ABC News, November, 2009.

The stratigraphic view.

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