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.
Endangered Killer Whales. Killer whales are beautiful mammals with a very distinct black and white color pattern. A killer whale is enormous in size, reaching up to 32 feet in length and weighing more than 16,500 pounds. These whales have a long life span of up to 50 to 60 years. The endangered killer whales are different from most whales because they are killers. They consume a diet of harbor seals, sea lions, baleen whales, and other mammals of that size. They attack and kill larger food, which is unique from most whales.