3. Changes of plumage, if any, from young to adult stage, and the period 
occupied in such changes :— 
> 
4. Duration of Nesting 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 :— 
Floating in a swamp. 
6. Size and shape of nest, and materials of which it is composed; state whether 
both sexes share in work of building:— A mass of swamp-grass, 
water-weed, and paperbark; 14 inches diameter by 7 in. 
in cepth; top of nest about 14 inches above the water. 
The eggs were covered with a layer of grass, weed, and 
paperbark. 
7. Number of eggs in clutch; particulars of abnormal clutches :— 
Clutch 4 to 5 eggs, 
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, ete.:— Water-beetles and 
other insects, 
