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.
Lobsters usually feed on bottom dwellers like clams, snails, and crabs. Lobsters live in the murk and mud at the bottom of the ocean. Lobsters can grow up to four feet long and weigh as much as 40 pounds. It is believed that lobsters can live as long as 100 years.