Sends a letter by Mr Teebay on variation in wild ducks.

Offers to lend Dr Cooper’s book on game fowls.

Is preparing a new edition [1873] of his Poultry book.

WBT’s beard exceptional in that it is darker than his hair [see Descent 2: 319].

Points out errata in Descent.

Sends Field with an account of the cat show; examples of cats with three extra toes.

Sexual preference of a blue turbit.

CD did not return skull of the horned cock figured in Variation [1: 265].

Has found the skull of the horned cock.

With regard to CD’s suggestion about the possibility of producing a pigeon breed with differently coloured sexes, WBT reports the results of crossing blue and silver dragons; the silver offspring are almost always hens.

Would like the latest edition of the Origin.

Encloses notes on volume one [of Descent].

Encloses a photograph showing the bleaching effect of the sun’s rays on dun feathers in pigeons.

Gives the answers of two of the best dog breeders to CD’s queries.

Asks if CD would like to subscribe to a reprint of Edward Blyth’s Field articles on cranes.