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.
How long do Whales live? Whale Lifespan. Some whales have a lifespan similar to humans, particularly the blue and the fin whales as they reach up to 85 years old. The life cycle of a whale varies from type to type, but the best known species have the following: 1  Humpback whales live about 45-100 years. 2  Gray whales live 25 to 80 years. 3  Blue whales live over 80-90 years. 4  Fin whales live about 85-90 years. 5  Minke whales live 40 to 50 years. 6  Sperm whales live about 75 years.