Zobrazeno 1 - 10
of 12
pro vyhledávání: '"N. P. Ashmole"'
Publikováno v:
Journal of Natural History. 44:107-218
Fifty-four species in 10 genera are listed for the Canary Islands. Megaselia chinyeroensis Disney sp. nov. and Microselia prescherae Disney sp. nov. are described. The hitherto unkown males of Megaselia intermedia (Santos Abreu), Metopina tanjae Disn
Autor:
N. P. Ashmole
Publikováno v:
Ibis. :297-351
SUMMARY Wideawakes Sterna fuscata were studied on Ascension between October 1957 and April 1959. As shown by Chapin, breeding in this species occurs every nine and a half months on Ascension, and two complete breeding periods were observed. Some of t
Autor:
N. P. Ashmole
Publikováno v:
Ibis. :382-389
SUMMARY Bird bones and feathers found in phosphate deposits and fumaroles on Ascension during the B.O.U. Centenary Expedition were used to supplement the historical records in building up a picture of the original avifauna of the island. The remains
Autor:
N. P. Ashmole, J. M. Cullen
Publikováno v:
Ibis. :423-446
SUMMARY At a breeding colony on Ascension, many Black Noddies remained throughout the year. The main part of the paper describes their behaviour, with special reference to daily rhythm, sunning, absence of “panics”, nesting (with possible value o
Autor:
N. P. Ashmole
Publikováno v:
Ibis. :458-473
SUMMARY The ways in which the numbers of tropical sea-birds might be limited are considered; it is argued that food is the only factor likely to be generally effective in limiting numbers, but it seems improbable that food shortage could exert a dens
Autor:
N. P. Ashmole, D. F. Dorward
Publikováno v:
Ibis. :447-457
SUMMARY Three colonies of Brown Noddies on stacks north of Georgetown, Ascension Island, were visited 24 times between November 1957 and April 1959. During this period there were two main breeding seasons, about a year apart, but in each season there
Autor:
N. P. Ashmole
Publikováno v:
Ibis. :235-273
SUMMARY Several colonies of Black Noddies Anous tenuirostris on Boatswain Bird Island, off Ascension, were studied for almost a year, including the whole of one breeding period and the start of another. Between the breeding periods the noddies rooste
Autor:
N P Ashmole, C Lienhard
Publikováno v:
Revue suisse de zoologie.. 106:905-912
Autor:
E. H. Eason, N. P. Ashmole
Publikováno v:
Zoological Journal of the Linnean Society. 105:407-429
Until recently, only three species of Lithobiomorpha, Lithobius pilicornis Newport, L. lusitanm Verhoeff and Lamyctes fulvicornis Meinert were known from the Azores, and all could be plausibly considered as recent human introductions from western Eur
Publikováno v:
Journal of Avian Biology. 30:31
During a 10-year study at two adjacent Scottish sites we tested the null hypotheses that Sparrowhawks Accipiter nisus selected overwintering Redshanks Tringa totanus independently of body size and condition. There was no significant difference in win