But birds breeding on precipices, and good flyers, are unlikely to be exterminated; and the common rock-pigeon, which has the same habits with the domestic breeds, has not been exterminated even on several of the smaller British islets, or on the shores of the Mediterranean.
Baina amildegietan bizi eta hegalari onak diren txoriak nekez suntsi daitezke; eta haitz-usoa, etxe-usoak bezalako azturak dituena, ez zen suntsitua izan, ezta Britaniako irloterik txikienetako zenbaitetan edo Mediterranioko kostetan ere.