Far more heavier and bigger than any dinosaur or elephant, the blue whale is the biggest known creature to have ever lived.

The adult blue whale can grow to a height of 30 meters long and weigh more than 180,000kg that is a total weight of about 40 elephants, 30 Tyrannosaurus Rex or 2,670 average-sized men.

But this giant creature started as something far smaller.

Just Like all other whales, the blue whale (Balaenoptera musculus) developed from a four-legged well evolved creature that lived ashore about 48 million years prior. This antiquated ancestor, Pakicetus, was just 1.8m long. It scrounged in streams and a portion of its relatives got adapted to living in water. This in the end prompted a totally amphibian animal called Dorudon, which lived 37 million years prior and became 4.5m long. we saw the beginnings of what makes whales so exceptional In dorudon. 

Here are photos of what the world's largest creature looks like.

Content created and supplied by: Sportsinhausa (via Opera News )