Delineations of the Ox Tribe: The Natural History of Bulls, Bisons, and Buffaloes. / Exhibiting all the Known Species and the More Remarkable Varieties of the Genus Bos.

by George Vasey

TABLE OF THE PERIODS OF GESTATION OF THE VARIOUS SPECIES OF THE GENUS BOS.

	Periods
American Bison.	270 days.—Zool. Proc., 1849.
European Bison.	Between 9 and 10 months.
Gayal (Domestic)	Over 10 months
Gyall	11 months
Indian Buffalo	10 months 10 days.
Gaur	12 months
Domestic Ox.	270 days
Manilla Buffalo.	340 days
Arnee	12 months
Cape Buffalo	12 months
Zebu, or Brahmin Cow	300 days
Musk Ox	9 months

To supply the deficiencies in the foregoing Tables, the results of original observations are respectfully solicited. Address the Author or Publisher.

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