Bladder-nose Seal, hood of the.
Blaine, on the affections of dogs.
Blair, Dr., on the relative liability of Europeans to yellow fever.
Blake, C.C., on the jaw from La Naulette.
Blakiston, Captain, on the American snipe; on the dances of Tetrao
phasianellus.
Blasius, Dr., on the species of European birds.
Bledius taurus, hornlike processes of male.
Bleeding, tendency to profuse.
Blenkiron, Mr., on sexual preference in horses.
Blennies, crest developed on the head of male, during the breeding
season.
Blethisa multipunctata, stridulation of.
Bloch, on the proportions of the sexes in fishes.
Blood, arterial, red colour of.
Blood pheasant, number of spurs in.
Blow-fly, sounds made by.
Bluebreast, red-throated, sexual differences of the.
Blumenbach, on Man; on the large size of the nasal cavities in American
aborigines; on the position of man; on the number of species of man.
Blyth, E., on the structure of the hand in the species of Hylobates;
observations on Indian crows; on the development of the horns in the
Koodoo and Eland antelopes; on the pugnacity of the males of Gallicrex
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