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Placentonema gigantissima

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Meet the Most Important Animal You’ve Never Seen

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Filo Nematodea (Nematelmintos)

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Острица | тип круглые черви

Placentonema gigantissima is a giant nematode that parasitizes the placenta of the sperm whale. With a length of 8.4 metres (28 ft) and a diameter of 2.5 centimetres (0.98 in), it is potentially the largest nematode worm ever described. It was discovered in the 1950s around the Kuril islands
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