Can you name an animal whose killing cannot be performed without spilling your own blood?

In a jungle where there are no street lights or any other artificial source of lights, I notice a black snake crossing the road.
How did I get sight of the snake?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

That attorney is my brother, testified the accountant.

But the attorney testified he didn't have a brother.

Who is lying?

A professor thinks of two consecutive numbers between 1 and 10.
'A' knows the 1st number and 'B' knows the second number

A: I do not know your number.
B: Nor do I know your number.
A: Now I know.

What are the four solutions for this?

Cristina leaves home and then she makes exactly 3 left turns and returns home where she found 2 girls wearing the mask.

Who are these two masked girls?

The picture shows the dice results in each couple of throws. If they are actually following a pattern, can you find out the missing one?

Look at the picture and find out which square is not linked with any of the other squares.

Solve the equation by replacing the alphabet with numbers.

MOM + MOM + NO = BOOK=

Outside a massage parlour, there is a board that reads
"I only massage those who do not massage themselves."

Reading the above statement, does the masseur massage himself?