Results 1 to 10 of about 1,113 (131)

Pinniped electroencephalography: Methodology and findings in California sea lions (Zalophus californianus) [PDF]

Frontiers in Veterinary Science, 2023
This study was designed to identify abnormalities in the electroencephalograms (EEGs) recorded from stranded California sea lions (Zalophus californianus) with suspected domoic acid (DA) toxicosis.
D. Colette Williams, Martin Haulena, Sophie Dennison, Lynnette Waugh, Tracey Goldstein, Felicia Nutter, Bill Van Bonn, Vanessa Hoard, Kenneth D. Laxer, Paul S. Buckmaster, Frances M. D. Gulland, Frances M. D. Gulland, Barry Tharp   +12 more
doaj   +4 more sources

The symptomatology and diagnosis of domoic acid toxicosis in stranded California sea lions (Zalophus californianus): a review and evaluation of 20 years of cases to guide prognosis [PDF]

Frontiers in Veterinary Science, 2023
IntroductionDomoic acid (DA) is a glutaminergic excitatory neurotoxin that causes the morbidity and mortality of California sea lions (Zalophus californianus; CSL) and other marine mammals due to a suite of effects mostly on the nervous and cardiac ...
Abby M. McClain, Cara L. Field, Tenaya A. Norris, Benny Borremans, Benny Borremans, Pàdraig J. Duignan, Shawn P. Johnson, Sophie T. Whoriskey, Lorraine Thompson-Barbosa, Frances M. D. Gulland   +9 more
doaj   +2 more sources

Pleural mesothelioma in a California sea lion (Zalophus californianus). [PDF]

J Vet Med Sci, 2023
A 25-year-old female California sea lion (Zalophus californianus) reared in an aquarium died following a history of anorexia, lethargy, abnormal protrusion of the skin, and oral respiration. At necropsy, multiple yellowish-white nodules with diameters of 0.1-0.5 cm were disseminated in the thoracic cavity and lungs.
Takami Y, Tanaka M, Morita M, Maruno T, Anai N, Sudo T, Kezuka C, Izawa T, Yamate J, Kuwamura M.   +9 more
europepmc   +3 more sources

Complex Virome in a Mesenteric Lymph Node from a Californian Sea Lion (Zalophus californianus) with Polyserositis and Steatitis [PDF]

Viruses, 2020
An emaciated subadult free-ranging California sea lion (Csl or Zalophus californianus) died following stranding with lesions similar to 11 other stranded animals characterized by chronic disseminated granulomatous inflammation with necrotizing steatitis ...
Eda Altan, Martha A. Delaney, Kathleen M. Colegrove, Terry R. Spraker, Elizabeth A. Wheeler, Xutao Deng, Yanpeng Li, Frances M. D. Gulland, Eric Delwart   +8 more
doaj   +2 more sources

Multi-locus evaluation of gastrointestinal bacterial communities from Zalophus californianus pups in the Gulf of California, México [PDF]

PeerJ, 2022
Background The gastrointestinal (GI) bacterial communities of sea lions described to date have occasionally revealed large intraspecific variability, which may originate from several factors including different methodological approaches.
David Ramirez-Delgado, Francesco Cicala, Ricardo A. Gonzalez-Sanchez, Rosalia Avalos-Tellez, Elena Solana-Arellano, Alexei Licea-Navarro   +5 more
doaj   +3 more sources

Skull development of the California sea lion (Zalophus californianus californianus)

Ciencias Marinas, 2000
 This work describes the skull development in males and females of the California sea lion (Zalophus californianus californianus) examined in 87 specimens collected in the Gulf of California between 1982 and 1991.
MJ Vázquez-Cuevas, A Aguayo-Lobo, L Medrano-González   +2 more
doaj   +3 more sources

Metazoan parasites of California sea lions (Zalophus californianus): A new data and review [PDF]

International Journal for Parasitology: Parasites and Wildlife, 2018
The population of California sea lion Zalophus californianus (CSL) has steadily increased during the last several decades. Despite extensive research addressing CSL biology and ecology performed during the last decades, there has been a minimal number of
Tetiana A. Kuzmina, Terry R. Spraker, Olena Kudlai, Olga I. Lisitsyna, Svitlana O. Zabludovskaja, Grzegosz Karbowiak, Christine Fontaine, Roman Kuchta   +7 more
doaj   +2 more sources

No evidence for clonal transmission of urogenital carcinoma in California sea lions (Zalophus californianus) [version 1; referees: 2 approved] [PDF]

Wellcome Open Research, 2017
Urogenital carcinoma is a highly metastatic cancer affecting California sea lions (Zalophus californianus). The disease has high prevalence amongst stranded animals, and is one of the most commonly observed cancers in wildlife.
Máire Ní Leathlobhair, Frances M.D. Gulland, Elizabeth P. Murchison   +2 more
doaj   +2 more sources

Linking Personality and Performance in California Sea Lions (Zalophus californianus) During Computerized Cognitive Enrichment [PDF]

Animals
Cognitive enrichment is increasingly recognized as an important component of marine mammal welfare, offering animals opportunities for choice, problem solving, and sustained engagement.
Amber Ramos, Kelley Winship
doaj   +2 more sources

Dokdo sea lion Zalophus japonicus genome reveals its evolutionary trajectory before extinction [PDF]

BMC Biology
Background The Dokdo sea lion (Zalophus japonicus), commonly referred to as Gangchi in Korea and the Japanese sea lion internationally, was endemic to the Northwest Pacific before its extinction in the 1950s. However, its origins, speciation, and genetic
Jungeun Kim, Asta Blazyte, Jae-Pil Choi, Changjae Kim, Fedor Sharko, Sungwon Jeon, Eun-Mi Kim, Hawsun Sohn, Jong Hee Lee, Hyun Woo Kim, Mi Hyun Yoo, Kyunglee Lee, Artem Nedoluzhko, Jong Bhak   +13 more
doaj   +2 more sources