NATURAL HISTORY OF SELBORNE. 379 
bower-bird certainly uses ornamental substances in making his 
blackbird's ne«t ornamented with lace. 
The blackbird is a great mimic, or rather a true mocking- 
bird. If taken young he may be taught to whistle one or two 
— not more — tunes perfectly. Davy had a blackbird that would 
whistle, " Pop goes the weasel," and " Hey, jim along, jim along, 
