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Updated: May 2, 2025
The great English bustard throws himself into indescribably odd attitudes whilst courting the female, as has been figured by Wolf. Such females as happen to be near "obey this saltatory summons," and when they approach he trails his wings and spreads his tail like a turkey-cock. For Tetrao phasianellus, see Richardson, 'Fauna, Bor. America, p. 361, and for further particulars Capt.
Tetrao phasianellus, dances of; duration of dances of. Tetrao scoticus. Tetrao tetrix, pugnacity of the male. Tetrao umbellus, pairing of; battles of; drumming of the male. Tetrao urogalloides, dances of. Tetrao urogallus, pugnacity of the male. Tetrao urophasianus, inflation of the oesophagus in the male. Thamnobia, young of. Thecla, sexual differences of colouring in species of.
In Northern America large numbers of a grouse, the Tetrao phasianellus, meet every morning during the breeding-season on a selected level spot, and here they run round and round in a circle of about fifteen or twenty feet in diameter, so that the ground is worn quite bare, like a fairy-ring.
As many as forty or fifty, or even more birds congregate at the leks; and the same place is often frequented during successive years. The lek of the capercailzie lasts from the end of March to the middle or even end of May. In North America "the partridge dances" of the Tetrao phasianellus "last for a month or more." Soc. Imp. des Nat.
Richard, M., on rudimentary muscles in man. Richardson, Sir J., on the pairing of Tetrao umbellus; on Tetrao urophasianus; on the drumming of grouse; on the dances of Tetrao phasianellus; on assemblages of grouse; on the battles of male deer; on the reindeer; on the horns of the musk-ox; on antlers of the reindeer with numerous points; on the moose; on the Scotch deerhound.
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.
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