GOLDEN-COLLARED WHIDAH BIRD. 
See Pa^e 299, 
II. 
Ihe JJlobcmcitts of the firl). 
MOTION A PLEASURE TO THE BIRD. 
Life and motion are, as Brehm says, in the case of" 
the bird, identical. That feathered creature is the 
very genius of activity. He seems incessantly in 
movement : his heart throbs more quickl}^, his blood 
circulates more rapidly, his limbs appear more freely 
articulated than those of the mammals. Movement 
is for the bird a necessity ; for the mammal, it is 
but a means. The latter seems to enjoy life only 
when he is recumbent and half asleep, — like the 
kine on a summer's noon among the perfumed 
grass, or the sheep dreaming unknown dreams on 
the fresh hill-side, or a dog outstretched at his 
master's gate. This state of dolce far niente is not 
to be seen in the Bird World, except it be among 
the vultures. The birds are beings of motion ; 
the mammals, beings of sensation. Of course, we 
