Courtship of goldfinches. Male display. [See Descent 2: 95.]
Showing 21–37 of 37 items
Courtship of goldfinches. Male display. [See Descent 2: 95.]
Sexual selection of pigeons, ducks;
polygamous birds.
Relates a variety of facts about sexual selection in birds. [See Descent 2: 104–5.]
Experiments to test Wallace’s theory that brightly coloured caterpillars are rejected by birds. [See Descent 1: 417.]
Proportions of sexes in birds as reported by bird-catchers.
Sexual behaviour of chaffinches.
Numbers of female linnets in September.
His experiments on brightly coloured larvae [as food], testing A. R. Wallace’s theory.
His observations of a rookery make him wonder whether it may not be more difficult than we think for birds to pair.
Proportion of sexes in chaffinches.
Pugnacity of blackbirds and robins.
Harrison Weir reports up to nine eggs in starling nests.
Newspaper report of a sheep born with its owner’s brand.
George Rolleston’s son was born with a scar on his knee exactly where GR cut himself with a knife years before his marriage. Gives several other examples of inherited mutilation.
Describes a curious litter of rabbits.
Pairing of rooks, courtship of golden pheasant.
Behaviour of finch hybrids.
Seasonal coloration of birds; bright plumage results from sexual selection.
Instinct in birds; nest-building.
Inheritance of acquired characters.
Observations on root-climbers. Variegated and arborescent varieties of Hedera.
[CD’s notes are for his reply, 6165.]
Proportion of sexes in ruffs [see Descent 1: 306].
Colour display in linnets, songbirds. Courtship display of Australian pigeon at zoo.
Starlings find new mates readily. Nesting in threes common.
Recognition of song by birds.
Answers CD’s question on whether any female birds regularly sing.
Plumage of canaries; changes in plumage with successive moults.
Coloration of linnets.
Sexual behaviour of black hen bullfinch.
Both sexes of Crossoptilon auritum (eared pheasant) obtained the red cheeks the first year.
Coloration of the linnet.