![]() ![]() ![]() The traditional story about the origin of dinosaurs has centered on aĬlassic evolutionary theory of one group arising and replacing another.įossil evidence from South America, including some found in the 1960s,Īppeared to show that when dinosaurs first evolved about 230 million But if you ask people about the origin of dinosaurs 165 million Series of environmental changes that killed off 60 percent of life onĮarth. Peninsula in Mexico about 65 million years ago, setting in motion a Many adults even know what caused theĭemise of the dinosaurs: A massive bolide crashed into the Yucatán Steve Brusatte, AMNHĪsk a third grader what happened to the dinosaurs and she will tell you Urn:oclc:43686634 Republisher_date 20150919035316 Republisher_operator Scandate 20150918020229 Scanner discoveries in the past decade reveal that the earliest dinosaurs lived alongside a diverse collection of reptilian beasts during the Triassic. OL17198821W Origin-contact Origin-note Physical items are owned or controlled by and digitized by Internet Archive Origin-organization Internet Archive Page-progression lr Page_number_confidence 81.72 Pages 66 Ppi 350 Related-external-id urn:isbn:0717294161 Peninsula Library System External-identifier Access-restricted-item true Addeddate 20:55:48.054561 Bookplateleaf 0004 Boxid IA1131717 Camera Canon EOS 5D Mark II City Danbury, CT Containerid S0022 Donor ![]()
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