Birch, Dr. S., on the ancient domestication of the pigeon in Egypt, i. 205;
notice of bantam fowls in a Japanese encyclopædia, i. 230, 247.
Birch, Wyrley, on silver-grey rabbits, i. 109-110.
Birds, sterility caused in, by change of conditions, ii. [153]-[157].
Bladder-nut, tendency of the, to become double, ii. [168].
Blaine, Mr., on wry-legged terriers, ii. [245].
Blainville, origin and history of the dog, i. 15-16;
variations in the number of teeth in dogs, i. 34;
variations in the number of toes in dogs, i. 35;
on mummies of cats, i. 43;