Statistics on proportion of sexes in lambs.
Statistics on proportion of sexes in lambs.
Statistics on proportion of sexes of lambs.
WA explains the figures he sent GC. In his experience female lambs at the time of castration outnumber the males. [Robert] Elliot differs.
Sends replies on dogs – sexual differences and preferences.
No summary available.
Discusses the development of horns in reindeer and other deer.
Suggests that Cupples weigh puppies from one week old, rather than two weeks old.
Wishes Cupples had said something about health. Sends regards to Mrs Cupples.
Thanks GC for his assistance. "The data for all that I have to say about the Scotch deer-hound are, owing to you, almost sufficient; and much better data than I have got in many other cases." [See Descent 2: 260.]
Believes Dr Stirling would be compelled to admit some change in "the famous protoplasm in our domestic races, both in regard to the structure of the body & qualities of the mind".
Proportion of sexes in (new-born) lambs equal, but males more likely to die.
Proportion of sexes in lambs, before castration.
Number of lambs born not kept. Counted only at time of castration.
Proportion of sexes in cattle and rats.
Responds to questions about sex ratios at birth and mortality in either sheep or cattle before eighteen months.
Information about sexes of sheep at time of castration. Mortality of male lambs higher than that of females.
Appends an eight-year list of lambs for CD’s private information.
Responds to questions about sex ratios at birth and mortality in either sheep or cattle.
On the proportion of sexes in lambs.