Vogel, varieties of the date palm, ii. [256].
Vogt, on the indications of stripes on black kittens, ii. [55].
Voice, differences of, in fowls, i. 259;
peculiarities of, in ducks, i. 281;
inheritance of peculiarities of, ii. [6].
Volz, on the history of the dog, i. 16;
ancient history of the fowl, i. 246;
domestic ducks unknown to Aristotle, i. 277;
Indian cattle sent to Macedonia by Alexander, ii. [202];
mention of mules in the Bible, ii. [202];