Bok
02-07-2013, 08:10 PM
New family tree suggests the predecessors of rodents, horses, and humans did not emerge until after the dino extinction
More... (http://www.sciencenews.org/view/generic/id/348164/title/Ancestors_of_todays_placental_mammals_may_never_have_shared_the_Earth_with_dinosaurs)
More... (http://www.sciencenews.org/view/generic/id/348164/title/Ancestors_of_todays_placental_mammals_may_never_have_shared_the_Earth_with_dinosaurs)