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Studying—and fighting—misinformation should be a top scientific priority, biologist argues
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LISTA: De får åka Jubileumsvasan – sju åkare från länet bland de utvalda: Juryn har inte haft ett lätt arbete
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IMAGE: A seminal 1981 study organized the a history of ocean life into three hierarchies, with certain animals reigning the seas during each time periods. Two mass extinctions cleared the way. view more
Credit: Jeff Gage/Florida Museum of Natural History
GAINESVILLE, Fla. - Evolutionary arms races between marine animals overhauled ocean ecosystems on scales similar to the mass extinctions triggered by global disasters, a new study shows.
Scientists at Umeå University in Sweden and the Florida Museum of Natural History used paleontological databases to build a multilayered computer model of the history of marine life over the last 500 million years. Their analysis of the fossil record closely echoed a seminal 1981 study by paleontologist J. John Sepkoski - with one key difference.
The distribution of vertebrate animals redefines temperate and cold climate regions
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