gnu_photographer Forum Role: ParticipantActive Since: September 24, 2016Topics Started: 0Replies Created: 13 Profile Topics Started Replies Created gnu_photographer's Courses Be a Better Birder 1: Size and Shape Be a Better Birder 2: Color and Pattern Ornithology: Comprehensive Bird Biology Be a Better Birder: Hawk & Raptor Identification Archived Series Bird Photography with Melissa Groo The Wonderful World of Owls