The answer is that there are different kinds of animals
It is one and a half inches above this answer
an oxymoron. Approximatly and exact are mutually exclusive.
"exact" is a relative term. If you're grandma asks, what's your exact location, you can reply with an address. If you're stuck in the middle of the ocean and require rescue you would typically...
You might want to rephrase your question. What are you looking for? Mass? Number of people? Number of jelly beans on Earth?