Elephant Seal Pups Show Necrotizing Myopathy

In a field study assessing northern elephant seal pups, necropsies were performed on 18 pups. Six had a previously unrecognized myopathy characterized by white streaks in the muscles of the abdominal wall. A cause for the myopathy was not identified. 

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Spraker, T.R., Kuzmina, T.A., Lyons, E.T., DeLong, R.L., Simeone, C. and Veeramachaneni, D.R., 2019. Multifocal Necrotizing Myopathy in Northern Elephant Seal (Mirounga angustirostris) Pups, San Miguel Island, California. Veterinary Pathology, 56(1), pp.143-151.