The extinction event wiped out 80 to 90 percent of Earth’s species and completely changed the biosphere.
. It was about the size of a tiger and likely had tough skin similar to a rhinoceros or elephant and looked more like a reptile than most mammals alive today.and other gorgonopsians have no direct living descendants. The group went completely extinct in the Permian-Triassic extinction, but distant
survived the extinction and evolved into mammals in the Triassic Period,” study co-author Christian Kammerer told. Kammerer is the research curator in Paleontology at the North Carolina Museum of Natural Sciences and research associate at the Field Museum in Chicago.fossils in Russia, but the fossils in this study were found almost 7,000 miles away.
Paul October, a now retired field technician from Iziko South African Museum, with Inostrancevia fossils in the field. CREDIT: Jennifer Botha.rubidgeine gorgonopsians that were normally found in the area, the team found that these local carnivores went extinct early in the Great Dying. By the time other animals began to go extinct, these apex predators were already gone.
“We did not have a good understanding of when these large predators appeared and went extinct in the African record,” study co-author and Field Museum research scientist Pia Viglietti told. “This was an important piece in the puzzle to answer because large-bodied predators tend to be at high levels of extinction risk. So, knowing when they went extinct is important for understanding the Great Dying.
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