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Virus blamed in starfish die-off.

Subjects: STARFISHES; COASTS; PARVOVIRUS diseasesNORTH America

  • Source: Science News for Students; 12/20/2014, p1-1, 1p, 1 Color Photograph

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When life exploded.

Subjects: CAMBRIAN explosion (Evolution); BIOLOGICAL evolution; EARTH historyBURGESS Shale (B.C.)

  • Source: Science News for Students; 11/15/2014, p1-1, 1p, 7 Color Photographs

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  • 1-4 of  4 results for ""Marine sediments""