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.
How Long Do Spiders Live in Captivity. Depending entirely on species, the spiders lifespan differs significantly; some species can only live up to few months while others have a lifespan of 15 to 20 years. Many spiders are known to survive up to one or two years only.