New study finds earliest evidence for mammal social behavior

A new study led by paleontologists at the University of Washington and its Burke Museum of Natural History & Culture indicates that the earliest evidence of mammal social behavior goes back to the Age of Dinosaurs.

Age of mothers influences genetic similarity between twins

Does the age of a mother influence the traits and characteristics of her progeny, and how? A team of scientists at the Centre for Genomic Regulation (CRG) in Barcelona have addressed these questions by studying tiny, genetically ...

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