Puzzle Perch #1

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Across
  1. 3. Natural colour mutation caused by missing yellow pigments.
  2. 4. Surname of intrepid Budgerigazette reporter Ian.
  3. 6. Aside from budgies, which other bird is included in the Royal Mail special stamps Pet collection.
Down
  1. 1. Arid, remote Australian region where wild budgies originate.
  2. 2. Type of budgerigars Princess Elizabeth was presented with in the 1930's.
  3. 3. Word Rose used to describe Marshall's belly.
  4. 5. Name of budgie found floundering in a loch.