Hey, Platypuses are MONOTREMES! Marsupials and Placentals are the OTHER major groupings of mammals.
Michael Fry
June 23, 2017
June 25, 2017
July 23, 2017
October 20, 2017
November 14, 2017
Hey, Platypuses are MONOTREMES! Marsupials and Placentals are the OTHER major groupings of mammals.