Massive creatures . The males can attain a weight of up to 4.5 tons ! They cannot swim because their bones are too dense , so watching them run into the water is like watching a bus drive into the water and then vanish underneath the surface . But they’re still moving , running , on the bottom !
Massive creatures . The males can attain a weight of up to 4.5 tons ! They cannot swim because their bones are too dense , so watching them run into the water is like watching a bus drive into the water and then vanish underneath the surface . But they’re still moving , running , on the bottom !