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provisions, it always impales its prey on tlie tliorns of brandies and leaves it 
sticking there. This process in connnon language is called Mozu no Haritsuke 
(Hanging of Mozu). In the autumn when the provisions are exhausted it catches 
and kills as its prey such small birds as sparrows. Fighting frequently takes 
place among the birds of the same species. 
UTILITY. 
It is a benehcial bird of farms. It is fed and used as a decoy in catching 
birds. 
(13) MOTACILLA BOARULA, L 
(KISEKIKEI.) (EASTEEN GKEY WAGTAIL.) 
Passeres.—Motacillidae. 
WHERE FOUND. 
It is a native of Japan. It breeds in mountains and comes to the plains 
from the beginning of the autumn. 
CHARACTERISTICS. 
The male and female, the old and young differ in the color of plumage. 
The voice is low and long. It likes the water’s edge or wet places and is fond 
of insects. Its peculiar habit is that it moves the tail up and down when it 
walks, and that it flies in a wave line. 
UTILITY. 
It belongs to the group of the beneficial birds of farms and is fed in a cage. 
il4) MOTACILLA JAPONICA, SW. 
(SEGUROSEKIREL) (JAPANESE WAGTAIL.) 
Passeres.—Motacillidae. 
WHERE FOUND. 
This species is only found in Japan and comes to the plains from the begin¬ 
ning of the autumn. 
CHARACTERISTICS. 
It resembles the preceeding species in character. It seems to like the 
iiei"borhood of vallevs and mountain streams. 
O t/ 
