Dinosaurs were abundant during

Fish with stout and strong fins could move on land and go back to water. This was about: (in $mya$)

As the horse evolved,there was a progressive reduction in the number of toes. Which of the following is the correct sequence in the evolution of the horse?

Dinosaurs suddenly disappeared from the Earth $...........$ million years ago.

Ancestral amphibians were tetrapods that evolved during

The first amphibians that could live on both land and water evolved from: