INTRODUCTION. XXXVl Vol. I) PL XVEG 9], Faico PEREGRINUS- PEREGRINE FALCON. Besides Great Britain, the Peregrine frequents Greenland, Iceland, the whole of Europe, North Africa, esides Grei ain, @ India, and China. The following note ‘Ilustrative of one of the habits of this bird, kindly communicated to me by the Duke of Argyll, will prove of interest. It 1s dated from Inverary, June 4, 1868.