Family SCOLOPACIDAE. 



Recurvirostra avosetta L. — Avocet. 



(Plates 142—143, fig. a-f). 

 (Snouckaert: Avifauna Neerlandica, p. 97, No 228). 



Colour of surface of shell : 



Colour of spots: 

 Average dimensions: 

 Average weight of shell: 

 Texture of shell: 



Shape : 



Nest and its site: 



Number of eggs: 

 Breeding season: 

 Duration of incubation: 



ranges from olive yellowish to brownish 

 sometimes light greyish. 



black; underlying spots show through grey. 



49.8 X 35 millimetres. 



2.2 grams. 



fine, but slightly less smooth than in the 

 next five species. 



ovoidal or more pyriform. 



on the ground, in a little hollow lined with 

 dry vegetable material. 



3—4 (as a rule 4). 



May, June. 



fully 3 weeks. 



