1. Not all ‘clues’ will at once tell you what you want to know
  2. At times, several clues will have to be put together – be patient
  3. Take notes – make it a habit – what did you see or hear?
  4. Don’t rely on your memory as it will let you down
  5. When in doubt, consult books
  6. Build up your own library of reference books
  7. There is no substitute for reading
  8. Avoid doing damage when in the field, and obey the “Country Code
  9. Carry a field lens
  10. Join a local natural history society