Present-day fishing trawlers in the North Sea occasionally dredge up the bones and tusks of the mastodons and other game from the ocean floor.

FORBES: Portrait of an Irish Genotype

They are the big, boring, relentless mastodons of 20th Century management.

FORBES: From Great To Cool: Brain Candles

Failure to adapt to the rapidly changing methods of media distribution will leave the clueless wallowing behind like mastodons in the muck of a Pleistocene tar pit (about as slow and agonizing of a death as I can imagine).

CNN: Why dirty up my hands with newsprint?