ZOOLOGY. 15 
observed, at evening twilight, in vigorous pursuit of their 
insect prey, turning and twisting in a most extraordinary 
manner while so engaged, and affording ample proof of the 
wonderful power of wing with which Nature has en- 
dowed them. On the 30th of J anuary, 1852, a bat was 
observed near the town of Hamilton, and from being the 
only instance of its occurrence in that month, was probably 
a straggler. 
“From the circumstance of the only two species yet 
obtained being common to North America, viz.—the 
Hoary Bat (Vespertilio pruinosus), and the Silver-haired 
Bat (V. noctivagans), it may be considered beyond a doubt 
that these interesting strangers come from that portion of 
the globe. 
“ Admitting such to be the case, let us enquire how these 
aeronauts have been enabled to cross an expanse of six or 
eight hundred miles of ocean in order to reach the Ber- 
mudas ; and whether we should regard them in the light of 
accidental travellers blown off the American coast, or as 
creatures guided by the hand of an Allwise Providence, 
seeking instinctively, as we call it, a more southern 
abode. 
“The following entry occurs in my journal, Dec. 14th, 
1851—On my way home I was joined by my neighbour 

Mr. B , and the master of an American vessel, recently 
arrived in distress from loss of sails. On allusion being 
made to the bats I had observed on the road, the American 
skipper mentioned, that in the preceding month of October, 
while on a voyage from Newport to South Carolina, his 
vessel being from 150 to 200 miles from the American 
coast, and the breeze blowing strong from the westward, a 
