Zobrazeno 1 - 10
of 34
pro vyhledávání: '"Albert W. Erickson"'
Publikováno v:
Antarctic Science. 7:357-364
During the period 9 December 1991–4 February 1992 shipboard and aerial surveys of seals in the pack ice off the Princess Martha Coast were made. All aerial surveys were flown from the MV SA Agulhas at the edge of the fast ice opposite SANAE at 70°
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c4bec8e874e5bc340f50d743a67cd323
https://doi.org/10.1017/s0954102095000502
https://doi.org/10.1017/s0954102095000502
Autor:
Albert W. Erickson, Akhouri A. Sinha
Publikováno v:
American Journal of Anatomy. 141:263-279
The chorioallantoic placenta from six crabeater seals (Lobodon carcinophagus) with fetuses from 15–180 mm crown rump length (CRL), and two leopard seals (Hydrurga leptonyx) with fetuses 76 and 86 mm CRL was lobulated, zonary, labyrinthine and endot
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::dc59e9162263eec63d14f2a3dab02437
https://doi.org/10.1002/aja.1001410208
https://doi.org/10.1002/aja.1001410208
Publikováno v:
Marine Mammal Science. 5:29-56
Antarctic phocid seals and particularly the crabeater (Lobodon carcinophagus) have been observed to display a diurnal cycle in their propensity to haul out on pack ice where they are visible for census. The fact that they are not visible for much of
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::efb00e4cdc10370503a7fa1f49b44597
https://doi.org/10.1111/j.1748-7692.1989.tb00212.x
https://doi.org/10.1111/j.1748-7692.1989.tb00212.x
Publikováno v:
American Journal of Anatomy. 126:201-241
Morphogenesis of the fetal membranes of the white-tailed deer was studied throughout pregnancy. In placentomes, the long, branched, fetal villi occupied corresponding maternal crypts. The bases of the villi and the arching areas connecting them (arca
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::fb868b15edddf4b4bb3f864026963051
https://doi.org/10.1002/aja.1001260206
https://doi.org/10.1002/aja.1001260206
Publikováno v:
The Auk. 86:701-716
SEVERE pack ice conditions have greatly limited scientific investigations in the Weddell Sea, that expanse of water east of the Antarctic Peninsula. Since the sea's discovery by the British navigator James. Weddell in 1823, it has presented a formida
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1c538f2ac90657288fa077f46ddded56
https://doi.org/10.2307/4083458
https://doi.org/10.2307/4083458
Publikováno v:
International Zoo Yearbook. 10:157-170
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::213ed1af4c4b96e855528f56fb30986d
https://doi.org/10.1111/j.1748-1090.1970.tb01324.x
https://doi.org/10.1111/j.1748-1090.1970.tb01324.x
Publikováno v:
Zoologica : scientific contributions of the New York Zoological Society.. 53:85-105
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::95dbdbefa136326cb62dc6c4e11de070
https://doi.org/10.5962/p.203264
https://doi.org/10.5962/p.203264
Publikováno v:
Journal of Mammalogy. 52:216-218
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::134a63ee8e5a1c8150c4504db9a96247
https://doi.org/10.2307/1378453
https://doi.org/10.2307/1378453
Publikováno v:
Canadian journal of zoology. 55(2)
Two hundred and four scat fragments of wolves (Canis lupus) were collected from December 1969 through August 1971 in northeastern Minnesota; 74 of these contained parasite ova or larvae. Helminths representing the following genera were identified: (T
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::26049e6d8b65661e22b6dd1e0b66c945
https://pubmed.ncbi.nlm.nih.gov/837292
https://pubmed.ncbi.nlm.nih.gov/837292
Publikováno v:
Cell and Tissue Research. 178
The fine structure of seminiferous tubules from 5 crabeater, 2 leopard and 2 Ross seals showed that during the nonbreeding season the tubules were essentially similar in possessing spermatogenic and Sertoli cells. However, the tubules of leopard and
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::668f7e2c8d0586ba164771179765c3ee
https://doi.org/10.1007/bf00219046
https://doi.org/10.1007/bf00219046