Discusses the development of horns in antelopes. Remarks on the variation within and between the species of Cervus and on their relationship to each other.
Showing 21–33 of 33 items
Discusses the development of horns in antelopes. Remarks on the variation within and between the species of Cervus and on their relationship to each other.
EB is moving to Wiltshire for a week.
Tells CD of animals acquired, or about to be acquired, by the Zoological Garden.
Thanks CD for invitation to Down.
Wonders if George Darwin can explain why a thin stream of water poured from a jug always spirals right to left.
Discusses the top-knot turkey and the occasional appearance of the top-knot in a breed of cream-coloured turkeys.
Sexual differences in bird species and seasonal variation in plumage.
Gives CD a reference to one of his papers ["Remarks on the modes of variation of nearly affined species or races of birds", J. Asiat. Soc. Bengal 19 (1850): 221–9]
and discusses moulting in birds.
Quotes instance of an action by an elephant that apparently displays considerable intelligence.
Replies to CD’s questions on sexual differences in birds.
Describes his tour of the Netherlands. Reports on some of the specimens he saw on his trip.
Discusses the coloration of hair in aged monkey
and sexual differences in bird species.
Sexual differences in antelopes (Indian and African).
Will attempt to provide CD with the information requested as soon as he can.
Gives references to some recent papers and articles which might interest CD.
Is currently reviewing Wallace’s new book [Malay Archipelago].
Has found no difference between male and female rhesus monkeys at the Zoological Gardens in amount of facial hairiness. Observations on other monkeys.
Gives some observations and opinions on the appearance and behaviour of mandrills.