Family STURNIDAE. 

 Sturnus vulgaris L. — Starling. 



(Plate 11, fig. a— c). 

 (Snouckaert: Avifauna Neerlandica, p. 10, No. 10). 



Colour of surface of shell; 



Average dimensions: 

 Average weight of shell; 

 Texture of shell: 

 Shape : 

 Nest: 



Site of nest: 



Number of eggs: 

 Breeding season: 

 Duration of incubation: 



light blue, slightly greenish (yolk showing 

 through); the quantity of oocyan is some- 

 times so small that the colour of the shell 

 appears to be white. 



28.85 X 20.84 millimetres. 



0.44 gram. 



clearly visible pores; furrowed lengthways. 



oblong ovoidal or short and bellied. 



consists of vegetable material, hair and 

 feathers. 



in hollow trees; under roof-tiles; in holes 

 in walls. 



5-6 (after-set: 4—5). 



middle of April — beginning of July. 



about 14 days. 



