192 TREE PIPIT. 
rather less in size. Length, a little over six inches. The 
spots on the breast are not so well defined. The wings 
expand to the width of eleven inches. 
The young birds at first have the bill paler in colour than 
the old birds; the breast with more yellow; the spots on the 
front of the neck narrower; the back more tinged with green, 
and the dark marks darker, the margins light greyish yellow; 
the two outside tail feathers greyish white on the inner web, 
and the outside one pale brownish grey on the outer web. 
mm 
The legs, toes, and claws, very light brown. 
