CH.ETODONS. 
Ill 
piece, marked with alternate bands of black and 
rich yellow, — as it played about the stones and 
crevices of the rocks in shallow water, apparently 
picking its minute prey from their sides. It has 
the curious and apparently unaccountable habit 
of butting with the head against the stones, many 
times in quick succession, with such force as to 
CH.ETODON IN A VASE. 
I rebound for several inches. This same propen- 
sity has been noticed in another part of the world ; 
M. Freycinet, in his Voyage round the World, 
records, that when wading over the coral reef en- 
circling the island of Guam, in the Indian Archi- 
pelago, in search of mollusca, he was assailed by 
a small Chaetodon, not bigger than his hand ; it 
j hutted at his hand, and pertinaciously refused to 
|; be driven away. In the former case it might, 
perhaps, be presumed that the fish was collect- 
I ing some object or other, animal or vegetable, 
