Warblers & Wildflowers Weekend

Warblers & Wildflowers Weekend

UPDATE! Registration Now Open! Join your fellow OOS members at Shawnee State Park for a celebration of Warblers and Wildflowers! Not only will this event give you a chance to head south to meet the first big wave of spring migration, you’ll also get to enjoy...
THE WILDS Winter Raptor Extravaganza

THE WILDS Winter Raptor Extravaganza

  The OOS will return to The Wilds on January 21, 2017, for the 13th annual trip to find wintering raptors! This event is a THANK YOU to all of the OOS members that help support our great organization! The Wilds is a large reclaimed surface mine grassland area that...

American Birding Expo 2016!

Stop by the American Birding Expo, and visit OOS at our booth! The American Birding Expo is a retail-sales-oriented showcase of products for birders and nature enthusiasts. Exhibitors from around the world, representing all aspects of the birding and nature market,...

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