3. Changes of plumage, if any, from young to adult stage, and the period 
occupied in such changes :— 
4. Duration ofNesting Season :— 
5. Situation in which nest is usually found (stating botanical and popular names 
of tree or shrub. used as site): give details of any abnormal site :— 
6. Size and shape of nest, and materials of which it is composed; state whether 
both sexes share in work of building :— 
7. Number of eggs in clutch; particulars of abnormal clutches :— 
8. Variations in size and colour of eggs :— 
9. If migratory, dates of arrival in and departure from district :— 
10. Economic Notes: usual food of species, etc. :— 
