Grassless savanna began to predominate much of the landscape, and mammals such as Andrewsarchus rose up to become the largest known terrestrial predatory mammal ever, and early whales like Basilosaurus took control of the seas.
Zaleɣat ta wariha alimoz təsinta tanhat daɣ edag maqaran daɣ akal, əd dawa isakasan sund Andrewsarəhus aqalan aykaran fal adiqilan wi ogarnen daɣ wi sankasnen ən musukal nakal atiwazaynen, əd wi dazarnen imanan sund Basilosaurus ikalan tanhat ən girwan.