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NOTICE: A hog hunt is occurring through Sunday 2/1. All Refuge areas shown in purple on this map will be CLOSED to entry except by hunters during the hunt. 


What Exactly is a Bird? with Dr. Bryon Clark

  • May 16, 2026
  • 11:00 AM - 12:00 PM
  • Hagerman National Wildlife Refuge Visitor Center, 6465 Refuge Road, Sherman, TX 75092

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Although birds display a remarkable diversity of colors, shapes, sizes and behaviors, they share a set of defining characteristics that distinguish them from other animals. This presentation will explore several key adaptations, such as feathers, beaks, lightweight skeletal structures, and, in most species, the ability to fly, that enable birds to inhabit almost every environment on the earth’s surface. From Antarctica to your own backyard, you are likely to encounter several of the more than 11,000 species of birds found worldwide. This presentation will also provide a few simple and practical tips on how to identify the birds you see.

Bryon has been a nature enthusiast since growing up on the family farm in southern Iowa. He has a B.A. in Biology from Central College (Iowa), an M.S. in Biology from Western Illinois University, and a Ph.D. in Biology from Kansas State University. From 1990 until his retirement in 2020, Dr. Clark served as a Professor of Biological Sciences and later as an administrator at Southeastern Oklahoma State University. Although trained as a mammalian ecologist, Bryon has developed a keen interest in the natural history and ecology of birds. Since retiring, he enjoys photographing birds and other wildlife, traveling, and volunteering with the Friends of Hagerman, Texas Master Naturalists, and Texoma Audubon Society.

Bryon and his spouse, Margaret Avard, live southeast of Sherman, Texas. Their son, Gerald, is a master’s student at the Bren School of Environmental Science and Management at the University of California Santa Barbara. A shared enthusiasm for nature runs in the family, and their vacations are always adventures.

Photo by Bryon Clark

Registration is not necessary—all are welcome! But if any of these programs spark your curiosity, signing up will get you a friendly reminder three days beforehand. You’ll also receive our once-a-month Featherless Flyer newsletter—no email overload, and it’s easy to unsubscribe anytime.

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Events and activities hosted by the Friends of Hagerman are funded by donations and powered solely by volunteers.  There are no fees for admission to the refuge or parking. The refuge is open from sunrise to sunset every day of the year and you may drive on any road unless gated.

6465 Refuge Road

Sherman, TX 75092

             

Kroger: Stop by the customer service desk at Kroger and link your Kroger Card to the Friends of Hagerman: the Friends will get rewards for every dollar you spend, at no cost to you.

Please add info@friendsofhagerman.org to your contacts to ensure delivery of registration confirmations, account information and the Featherless Flyer

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See you at the refuge! 

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