We May Infer From These Facts, What Havoc The Introduction Of Any New Beast Of Prey Must Cause In A Country, Before The Instincts Of The Indigenous Inhabitants Have Become Adapted To The Stranger's Craft Or Power.

[1] The progress of research has shown that some of these birds, which were then thought to be confined to the islands, occur on the American continent.

The eminent ornithologist, Mr. Sclater, informs me that this is the case with the Strix punctatissima and Pyrocephalus nanus; and probably with the Otus Galapagoensis and Zenaida Galapagoensis: so that the number of endemic birds is reduced to twenty-three, or probably to twenty-one. Mr. Sclater thinks that one or two of these endemic forms should be ranked rather as varieties than species, which always seemed to me probable.

[2] This is stated by Dr. Gunther (Zoolog. Soc. Jan 24th, 1859) to be a peculiar species, not known to inhabit any other country.

[3] Voyage aux Quatre Iles d'Afrique. With respect to the Sandwich Islands, see Tyerman and Bennett's Journal, vol. i. p. 434. For Mauritius, see Voyage par un Officier, etc., part i. p. 170. There are no frogs in the Canary Islands (Webb et Berthelot, Hist. Nat. des Iles Canaries). I saw none at St. Jago in the Cape de Verds. There are none at St. Helena.

[4] Ann. and Mag. of Nat. Hist., vol. xvi. p. 19.

[5] Voyage in the U. S. ship Essex, vol. i. p. 215.

[6] Linn. Trans., vol.

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