GISS: Unlocking the World of Birds – A Guide to Using General Impression of Size and Shape for Bird Identification
Introduction Birdwatching is a rewarding pastime that connects enthusiasts with the enchanting world of avian creatures. While field guides, binoculars, and other tools are invaluable aids, experienced birdwatchers understand the importance of the General Impression of Size and Shape (GISS) for bird identification. GISS is a holistic approach to recognizing birds based on their overall…