Hello world, hello Tuesday, hows life treating you all, good I hope.
This weeks extreme creature is the Saltwater Crocodile, heard of it, of course you have. Often referred to as Saltie.
There is no bigger reptile in the world, males can grow as long as seven metres, females only grow to half that. Their jaws are strong enough to crush a cow's skull, in fact it is among the strongest of any creature.
They have a lifespan of 70yrs.