I am a mother. However, I never give birth.

I am a father. However, I never nurse my children.

Wandering is not possible for me, but standing still happens occurs rarely.

Who am I?

What are the next two letters in the following series and why?
W A T N T L I T F S _ _

*Hint: Check Puzzle Title

How many sides does a circle have?

What does this Rebus Picture mean?

How many minutes are there in Feb 2017?

Note: The shortest answer is the correct answer.

A Child was born in Lahore, Pakistan. Still, the child is not a Pakistani citizen. why?

I sleep during the day and fly at night, but I have no feathers to aid my flight. What am I?

In the Mexico City area, there are two Houses H1 and H2. Both H1 and H2 have two children each.
In House H1, The boy plays for Mexico Youth academy and the other child plays baseball.
In House H2, The boy Plays soccer for his school in Mexico and they recently have a newborn.

Can you prove that the probability of House-H1 having a girl child is more than that of House-H2?

I have feet, but no legs. Which animal Am I?

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?