In winter, and cooler parts of the spring and autumn season, these marine mammals populate the. Growth of leatherback sea turtles dermochelys coriacea in captivity with inferences on growth in the wild t. Outbreaks of emerging and reemerging viruses in animals inflict huge economic loses and ecologic impacts on livestock and wildlife populations, respectively. Pdf breeding behavior and pup development of the caspian seal. The african golden wolf canis anthus or canis lupaster is a canine native to north africa and the horn of africa. Files are available under licenses specified on their description page.
Ang pusa caspica sakop sa kahenera nga pusa sa kabanay nga phocidae. Culturedriven mortality in caspian seal pusa caspica at southern. Mammal species of the world a taxonomic and geographic reference. In this study, i examined the cardiorespiratory patterns of pacific harbour seal pups phoca vitulina richardsi under normoxicnormocarbic air, hypoxicnormocarbic 15. However, at present there are only around 7 to 15 thousand breeding females, meaning the population has very low reproductive capacity. Historical decline of the caspian seal pusa caspica gridarendal. The topic of pinniped biogeography was probably first addressed by sclater 1897, who postulated origin of the group in southern oceans. The caspian seal pusa caspica is a smallbodied phocid pinniped, belonging to the phocina group of northern true seals.
Espesye sa mamipero nga una nga gihulagway ni gmelin ni adtong 1788 ang pusa caspica. It is listed as least concern on the iucn red list. Adult sea otters typically weigh between 14 and 45 kg 31 and 99 lb, making them the heaviest members of the weasel family, but among the smallest marine mammals. One theory is that they are direct descendants of ringed seals pusa hispida. The caspian seal pusa caspica is one of the smallest members of the earless seal family and unique in that it is found exclusively in the brackish caspian sea. Effect of arousal state and increased respiratory drive on. Between 1997 and 2001, caspian seals pusa caspica suffered a series of mass mortalities, affecting. Based on the working hypothesis that the pinnipeds are, and always have been, generally.
Phil myers editor, instructor, museum of zoology, university of michiganann. Pusa is a genus of the earless seals, within the family phocidae. A histopathology study of caspian seal pusa caspica phocidae, mammalia liver infected with trematode, pseudamphistomum truncatum rudolphi, 1819. An pusa caspica in uska species han mammalia nga syahan ginhulagway ni gmelin hadton 1788. Caspian seal pusa caspica is countered as a unique, endangered species, restricted only to the caspian sea.
The three species of this genus were split from the genus phoca, and some sources still give phoca as an acceptable synonym for pusa the three species in this genus are found in arctic and subarctic regions, as well as around the caspian sea. They are found not only along the shorelines, but also on the many rocky islands and floating blocks of ice that dot the caspian sea. The sea otter enhydra lutris is a marine mammal native to the coasts of the northern and eastern north pacific ocean. It is the descendant of a genetically admixed canid of 72% gray wolf and 28% ethiopian wolf ancestry. High death rate of caspian seal has been reported owing to chemical infections. Unlike most marine mammals, the sea otters primary form of insulation is an exceptionally thick coat of fur, the. It is unclear how many seals remain in the caspian sea.
A histopathology study of caspian seal pusa caspica phocidae. Seo advice for en in this section we provide pointers on how you can to optimize your web page so it can be found more easily by search engines and how to make it r. Historical decline of the caspian seal pusa caspica. Pups are weaned in 4 5 weeks, and females mate around this time after which they molt. It is of a generally dark brown colour, with a pale underbelly and a dark mask across the face. It occurs in senegal, nigeria, chad, morocco, algeria, tunisia, libya, kenya and egypt, and in tanzania. The european polecat mustela putorius also known as the common ferret, black or forest polecat, foumart from middle english fulmard, meaning foul, and mearth, meaning marten, or fitch as well as some other names is a species of mustelid native to western eurasia and north morocco. All structured data from the file and property namespaces is available under the creative commons cc0 license. For more than 100 years, hunting of seal pups was carried out in the frozen north caspian area each winter. Pinniped phylogeny and a new hypothesis for their origin. Pusa caspica, caspian seals, are one of the most numerous and widespread of. The role of canine distemper virus and persistent organic.
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