The Barclays Capital Aggregate Bond Index, which used to be called the Lehman Aggregate Bond Index, is a broad base index, maintained by Barclays Capital, which took over the index business of the now defunct Lehman Brothers, and is often used to represent investment grade bonds being traded in United States.
How long do killer whales live? How do they die? Killer whales have no natural predators (they are the top predators of the oceans) and can live to about 50-80 years old. Killer whales have been hunted by humans but not with enthusiasm as it takes 21 killer whales to produce the same amount of oil as 1 sperm whale.ow do killer whales have their young? Killer whale males reach breeding age when they are around 22 feet (6.7 meters) long while females can breed when they are about 16 feet (4.9 meters) long.
And, Although captive whale survival has risen over the years, these animals still lag their wild counterparts considerably. The authors [John Jett and Jeffrey Ventre} note that 62 to 81 percent of wild female killer whales live at least 15 years.