The first mammals were like ...$A$... Their fossils are small sized. Mammals were ...$B$... and protected their unborn young inside the mother's body

Choose the correct option for $A$ and $B$ to complete the given $NCERT$ statement

First mammals appeared in the period

Which of the following is correctly matched w.r.t. era and its period?

Find out from newspapers and popular science articles any new fossil discoveries or controversies about evolution.

Jurassic period of the mesozoic era is characterised by

The animal called ........ evolved into the first amphibians that lived on both land and water.

Complete the given statement by choosing an appropriate option