yS Our Bird Fr/f.xds. 



the colour ot the eggs in them very seldom, if ever, 

 betrays their presence. 



Having thus dealt with the different kinds of 

 nests and the useful cuds they serve, let us pass 

 on to consider the most interesting characteristics 

 of the eggs they contain. 



When I was a Ix.y I used t<> think tliat the 

 colour uf a Mrds cl!',:- wnuld licar some sort of 



1 I I.MAU ri:i KM. > L(.(. ji. II. 



rclalionsliip to lliat <»f the I'ird which laid it. liut 

 experience soon tanuht uic that sucli was ly no 

 means the case. 



Kgg-shells differ very considerably in character. 

 Those of the Woodpeckers are smooth and jiolished, 

 whilst those laid by (Irebes are rough and chalkv. 

 Cormorants and Shags lay pale blue and pale green 

 eggs respectively, but both are, as a rule, so thickly 



