Word: neurona
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What's killing the sea otters? Sometimes the cause is clear: a shark bite, a bullet, an outboard motor. But about one-quarter of last year's fatalities have been traced to a pair of protozoan parasites, Toxoplasma gondii and Sarcocystis neurona, that are known to breed in cats and opossums. Could sea otters be dying because California cat owners are flushing used litter down the toilet...