252 ANIMAL INTELLIGENCE 
When touched turns reflexly towards the source of 
the stimulus. 
11th day.—B has, in twenty-four hours, been the 
subject of a phenomenal growth and advance in physical 
development generally, so that it now seems days in 
advance of C, 
16th day.—Very pugnacious when approached. 
20th day.—sStrikes vigorously with beak and wings. 
It desists when placed in the hand, but is as bad as 
ever when put down again. 
22nd day.—When striking at me it got sawdust into 
its mouth. This was promptly ejected, however. 
28th day.—Out of the nest and flying about as the 
other one. 
Short-Faced Tumblers, D and E. 
Unless otherwise stated the notes refer to D. 
1st day.—The eyes are fairly open. 
The opening of the ear is very small. 
2nd day.—E can sit up fairly when it does not 
attempt to move, but if it does it sprawls about badly. 
The head seems too heavy, and its neck too long, 
but it is a vigorous specimen of this somewhat delicate 
variety. 
3rd day.—When the wing is pricked the head is 
dipped downward and forward somewhat forcibly, but 
not towards the side stimulated. 
6th day.—The head and neck are well supported. 
The eyes are still held open only part of the time. 
The parents sit over the birds at eventide, though very 
hot in the loft. 
7th day.—The eyes held open almost all the time. 
Does not wink even when the eyes are touched. 
10th day—Much growth and general advancement 
evident. 
13th day.—The bird pecks when I put my hand near 
