Antarctic Fur Seal: Arctocephalus gazella - ScienceDirect
WebJan 1, 2018 · Antarctic fur seal, Arctocephalus gazella—adult male (background), adult female (middle), and pup (foreground) (Illustration by Pieter Folkens). Download : Download full-size image; Figure 2. Top—a dominant bull Antarctic fur seal, defending females and their pups on his territory. Bottom—pups showing different pelage colorations
Seasonal variation in the diet of Antarctic fur seals,
WebMay 12, 2016 · Assessing the trophic ecology of fur seals is essential for defining their roles as a top predator in Antarctic marine ecosystems. To this end, we examined the diet of Antarctic fur seals, Arctocephalus gazella, in the South Shetlands. While previous studies have considered the diet of this species at this location in summer, to the best of our …
The genetic legacy of extreme exploitation in a polar …
WebMar 20, 2020 · The Antarctic fur seal (Arctocephalus gazella) provides an excellent case to evaluate the genetic consequences of exploitation. This pinniped species is polygynous 24 , highly site faithful 25 ...
Antarctic Fur Seal: Arctocephalus gazella - ScienceDirect
WebJan 1, 2009 · This chapter explores the species Arctocephalus gazella also known as Antarctic fur seal. The species was described from a young female specimen collected at the Kerguelen Islands during the expedition, between 1874 and 1875. Antarctic fur seals are part of the group Arctocephalinae and evolved to their present form in the past 2–3 …
Morphological and genetic evidence for two evolutionarily
WebDec 7, 2007 · We also captured 10 images from five specimens of Arctocephalus gazella to analyze among-species differences. Thirty-eight anatomical landmarks (Fig. 2 ), each assumed to be morphologically and topologically equivalent across all of the specimens, were selected to describe the variation in skull shape and were digitized using the …
Leucistic Antarctic fur seal Arctocephalus gazella at Marion …
WebJun 29, 2007 · A leucistic immature male Antarctic fur seal, Arctocephalus gazella, was sighted at Marion Island in April 2006; the first such sighting in three decades of extensive field presence of biologists at this locality.The same animal returned to the island in July/August 2006, when it was moulting, and was marked with unique flipper tags, after …
(PDF) New records of the Antarctic fur seal, Arctocephalus gazella ...
WebPDF | On Jan 1, 2001, Larissa Oliveira and others published New records of the Antarctic fur seal, Arctocephalus gazella (Petters, 1875) (Carnivora: Otariidae) for the southern Brazilian coast ...
Territoriality and breeding behaviour of adult male
WebAug 20, 2009 · The Antarctic fur seal ( Arctocephalus gazella ) is a typical otariid (Croxall & Gentry 1987), being highly sexually dimorphic (males are typically three to six times heavier than females) and ...
Antarctic Fur Seal: Arctocephalus gazella - ScienceDirect
WebJan 1, 2009 · This chapter explores the species Arctocephalus gazella also known as Antarctic fur seal. The species was described from a young female specimen collected at the Kerguelen Islands during the expedition, between 1874 and 1875. Antarctic fur seals are part of the group Arctocephalinae and evolved to their present form in the past 2–3 …
Leucistic Antarctic fur seal (Arctocephalus gazella) at Robert …
WebJan 13, 2017 · Hence, this report is indirect evidence of a source of misunderstood genetic variability for this group of carnivores. Here, we present an opportunistic observation of leucism in an Antarctic Fur Seal, Arctocephalus gazella, from Peninsula Coppermine, in Robert Island, South Shetland Islands, Antarctica.
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