Note 53 — Chapter XVIII · ON THE ADVANTAGES AND DISADVANTAGES OF CHANGED CONDITIONS OF LIFE: STERILITY FROM VARIOUS CAUSES.
Reading edition
Temminck, ‘Hist. Nat. Gén.,’ etc., tom. ii. p. 125. For Tetrao urogallus, see L. Lloyd, ‘Field Sports of North of Europe,’ vol. i. pp. 287, 314; and ‘Bull. de la Soc. d’Acclimat.,’ tom. vii., 1860, p. 600. For T. scoticus, Thompson, ‘Nat. Hist. of Ireland,’ vol. ii. 1850, p. 49. For T. cupido, ‘Boston Journal of Nat. Hist.,’ vol. iii. p. 199.