Oriented to all ages and lead by John Martin, U.S. Fish and Wildlife Service, this talk focuses on bones and feather structure as observed by the bird watcher, naturalist or artist. A lab-based workshop using mounted and museum specimens. Interactive discussions involve simple math, geometry, a lot of biology, and some big words! Comparisions with mammals will be used for relating anatomical similarities with birds. Limit 25. All participants must pay the Kachemak Bay Shorebird Festival Registration Fee.