Every two years in Great Bend, migration meets attraction with fantastically fine-feathered results.We are talking about the Wings and Wetlands Birding Festival, which was held April 29-May 1 and featured guided birding tours of Cheyenne Bottoms and Quivira National Wildlife Refuge. The weekend brings to Kansas nearly 200 birdwatchers from across the country, all in passionate pursuit of rare and unusual bird sightings.