Gestation

Chandler's Encyclopedia · 1898 · p. 13

Period which extends from the impregnation of the ovum to the delivery of a perfect animal; pregnancy. Period of gestation:-Mouse, 24 days; Rabbit and Hare, 32; Rat, 35; Guinea-pig, 49; Cat. 56; Dog and Fox, 63; Pig, 113; Sheep, 147; Goat, 154; Cow, Deer, and Woman, 280; Horse and Camel, 340.