The early paleocene was cooler around 25 degrees s compared to the preceding Cretaceous period.
The species evolved in early paleocene are characterized by the low brain to body ratio.
The varanid lizard also is known as the komodo dragon or the monitor lizard is known to have evolved later.
The impact of asteroids at the end of the Pleistocene epoch may have caused the extinction of the species of the land and waters.
Cats and dogs belong to the carnivorous family of predators as these are nocturnal creatures and have bodies that are well adapted and developed for the prey.
The Grasslands underwent major changes in the Pliocene epoch.