Family TURDIDAE. 



Erithacus rubecula (L.) — Redbreast. 



(Plate 73, fig. a-c). 

 (Snouckaert: Avifauna Neerlandica, p. 47, No. 113). 



Colour of surface of shell 



Colour of spots: 

 Average dimensions: 

 Average weight of shell: 

 Texture of shell : 

 Shape: 

 Nest: 



Site of nest: 



Number of eggs : 

 Breeding season: 

 Duration of incubation: 



cream coloured; white, in more or less pure 

 tints; rarely greenish. 



reddish brown. 



19.4 X 14.7 millimetres. 



0.137 gram. 



not specially characterized. 



short ovoidal; frequently rotund. 



consists of vegetable material; the lining 

 also contains hair and sometimes feathers. 



a short distance from the ground, in decayed 

 tree stumps; between roots; in climbing 

 plants, in cracks in walls, in holes in the 

 ground, etc. 



5-7 (sometimes 8), mostly 6. 



May— July. 



about 14 days. 



