How has continental drift affected mammals in Australia?

1 Answer
Jun 23, 2018

Its already explained on the platform of Socratic.

Explanation:

  • Australia separated from other continents before evolution of Eutherian mammals.
  • Stock of primitive mammals, that survived on the Southern continent after continental drift, later diverged and evolved in marsupials which are found nowhere in the world.
  • Few of the earliest type egg laying mammals have also survived in Australia.

Kindly read this answer for further explanation and related links.