Some see 5.0 seconds a possibility. Because 6' 5 Usian Bolt broke the mathematical model that had fit 100-meter record data for almost a century, his incredible performance has reset the bar for how fast researchers believe humans ultimately can run.
Lobsters may eat other lobsters in captivity, but this has not been observed in the wild. It takes an American lobster 6-7 years to get to an edible size, but that is just the beginning. Lobsters are long-lived animals, and are thought to be capable of living over 100 years.
Generally Lobsters live to about 40 or 50 years. Lobsters living to the age of 100 is not uncommon. George the lobster (20 lbs) has been recorded at 140 years old. Guinness book of world records measured a lobster at 44.4 pounds which could have been far older. <br /><br /> It takes approximately seven years (depending on the water temperature) for a lobster to grow to legal harvesting size (1-1 1/4 lb.).