A quick drawing can record details that a person might otherwise overlook during observation. Careful obse notice sub differences bec making sket requires act choices ab which feat deserve gre attention wit complex sce during fieldwork. A sketch need not be an accomplished artwork to serve this purpose. Labels can identify colors, movements, or sounds that the drawing itself cannot show. Notes about uncertain features are useful too. Together, marks and words preserve both what the observer noticed and the questions that remained, providing a starting point for a later comparison.

Type only the missing letters. Each box is one letter, and the number of boxes matches the letters that are missing.