Showing 61–72 of 72 items
On birds erecting feathers.
Comments on production of buds in Cytisus.
Discusses case of rabbit-breeding which affected subsequent progeny of female.
On mutations in rabbits.
Cytisus case is not a double graft.
Aggressive behaviour of birds of prey.
Cannot accept JJW’s invitation to a party. His health has been worse than usual for some months – can see no one nor can he go anywhere.
Is preparing a cheap edition of the Origin [6th] and will answer Mivart’s objections.
CD is pleased JJW likes C. Wright’s "Darwinism" [see 7940]. Huxley will publish a splendid review of it in Contemporary Review [Nov 1871].
"Like you I have often wondered at the different food of the old and young, as with graminivorous birds feeding their young with insects."
Recommends forthcoming book by John Lubbock [Monograph of the Collembola and Thysanura (1873)].
Not surprised incipient disease in female would make her unattractive to male.
Sorry JJW’s official duties are so heavy.
On variegated leaves; a feature not inherited consistently.
Thanks for new case.
Not very well.
Hostility of birds toward others with same colour;
nuptial plumage.
Spiza cyanea and Spiza ciris.
JJW is quite at liberty to use CD’s name as patron of cat show.
Has no doubt he will find JJW’s address interesting.
Thinks same spot for nesting might prove attractive to birds, though they had had no intercommunication.
Hybrid Motacilla.
Case of female duck leaving mate to pair with male of another species.
August Weismann is interested in JJW’s experiments on birds and the caterpillars they eat.