Which fins help fishes  to move forward?

Large scale movement of animals from one place to another is called.

When in water a frog  breathes through its moist?

In human beings, the upper limbs are called:

Which of the following helps to change digested food into energy? .

An example of a bird which use their hind limbs to walk on land .

Turtles have paddle shaped feet called .

The front limbs and the back limbs are respectively called as:

Humans have posture

Fish take in: