Postmortem examination of a juvenile Australian fur seal, Arctocephalus pusillus doriferus, washed ashore on Phillip Island, Victoria, revealed traumatic fibrinous pericarditis and hemothorax. A foreign body lodged in the right ventricle was identified as the barbed spine of the ray Urolophus paucimaculatus. A small puncture wound through the esophagus indicated the initial perforation site.

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