144 TREE PIPIT. 



A second is reddish rust-colour, mottled all over with deeper spots 

 of the same. 



A third is of a dark olive brown ground colour, spotted and marked 

 with a darker hue. 



A fourth is pale grey, elegantly marked all over with greyish brown. 



A fifth is of a rich red plum-colour, mottled all over with spots of 

 a darker shade and a few of a paler red. 



A sixth, a splendid variety, is of a remarkably rich dark fulvous 

 brown, mottled all over with darker and lighter spots, and a fine belt 

 round the thicker part of the egg. 



