We're all mammals – so why do we look so different?
Monday, February 23, 2015 - 07:30
in Biology & Nature
It is easy to distinguish a mouse from a cow. But for members of the same class of mammal, where do such differences begin? In 2011, scientists discovered there were differences in cow and mice blastocysts, the tiny hollow spheres of cells which precede the development of the embryo.