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  • Study finds origin of pregnancy was parasitic
    Study finds origin of pregnancy was parasitic
    Genomic parasites that are usually called transposons resulted in mammals evolving the capacity to produce live birth. Some of the genetic borrowing could have occurred as far back in time as single celled animals that are today considered to be...
  • This is the maternal specimen with three embryos.
    First evidence of live birth in Mesozoic marine reptiles discovered in China
    The first fossil evidence of live birth in Mesozoic marine reptiles was reported in the Feb. 12, 2014, issue of the journal Public Library of Science by a team of scientists from China, Italy, and the United States.Four stone panels extracted from...
  • Alex Pyron is the Robert F. Griggs Assistant Professor of Biology in the Columbian College of Arts and Sciences at the George Washington University.
    New research finds live birth began 175 million years ago
    Live birth began in the ancestors of snakes and lizards at least 175 million years ago according to new research published by Alex Pyron, Robert F. Griggs Assistant Professor of Biology in the Columbian College of Arts and Sciences at the George...
  • Static thumb frame of Animation of the structure of a section of DNA. The bases lie horizontally between the two spiraling strands.
    Junk DNA lets you have a baby
    Scientists at Yale University published new findings in the September 25,2011, issue of the journal Nature Genetics that elucidates the role of what was once thought to be junk DNA in the development of placentas in human reproduction and the...
  • Dolichorhynchops, National Museum of Natural History, Washington D. C.
    First evidence of live birth in ocean dinosaurs
    Dr. F. Robin O'Keefe of Marshall University in Huntington, West Virginia and Dr. Luis Chiappe, Director of the Natural History Museum of Los Angeles County’s Dinosaur Institute published an article in the August 12, issue of the journal...
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